Fuhr
Arlan W. Fuhr, Phoenix, AZ US
Patent application number | Description | Published |
---|---|---|
20090005812 | Portable chiropractic adjustor - A portable power operated chiropractic adjustor, manipulator or thruster for applying an adjustment energy to a patient through a plunger having a resilient or cushioned head with the energy applied to the plunger being supplied by non-manual sources and the impulse is adjustable or tunable along with having annunciators or indicators for preload and readiness to operate. The adjustor also allows for settings of single or multiple strokes. The power source may be internal such as from a rechargeable battery, removable rechargeable battery pack, or air cartridge depending on whether it is electrically or pneumatically operated. | 01-01-2009 |
20090270915 | Portable chiropractic adjustor - A portable battery power operated chiropractic adjustor, manipulator or thruster for applying an adjustment energy to a patient through a plunger having a resilient or cushioned head with the energy applied to the plunger being supplied by non-manual sources and the impulse is adjustable or tunable along with having annunciators or indicators for preload and readiness to operate. The power source may be an internal rechargeable battery or removable rechargeable battery pack and the adjustor is DC motor operated to impart selectively single or multiple thrusts. | 10-29-2009 |
20140031866 | CHIROPRACTIC ADJUSTOR SYSTEM AND METHOD - A portable battery power operated chiropractic adjusting instrument, manipulator or thruster for applying a selectable adjustment energy impulse to a patient through a plunger having a resilient or cushioned head with the energy impulse applied to the plunger being supplied by a solenoid. The adjusting instrument can have annunciators or indicators for preload, readiness to operate, level of energy impulse and the like. The power source can be an internal rechargeable battery or removable rechargeable battery pack. | 01-30-2014 |
David R. Fuhr, Menomonee Falls, WI US
Patent application number | Description | Published |
---|---|---|
20150108933 | SYSTEMS AND METHOD FOR SPEED AND TORQUE CONTROL OF A DC MOTOR - A method for operating a direct current (DC) motor is shown and described. The method includes generating a first pulse width modulated (PWM) signal having a first duty cycle, providing the first PWM signal as a PWM DC output for the DC motor, and adjusting the first duty cycle to control a speed of the DC motor. The method further includes sensing an electric current output to the motor using a current sensor and, when the sensed current exceeds a threshold, holding the PWM DC output off. | 04-23-2015 |
David R. Fuhr, New Boston, MO US
Patent application number | Description | Published |
---|---|---|
20110195158 | WILDLIFE NUTRITIONAL SUPPLEMENTATION AND METHODS FOR MAKING THE SAME - This invention relates to wildlife nutritional supplements providing enhanced immune-system bolstering effects. The invention further relates to wildlife nutritional supplements having improved stability and shelf-life and methods of making the same. | 08-11-2011 |
Denise Fuhr, Duesseldorf DE
Patent application number | Description | Published |
---|---|---|
20110047712 | BLEACHING AGENT HAVING CATIONIC ACYL PYRIDINIUM DERATIVES, CO-BLEACHING ACTIVATORS AND HYDROGEN PEROXIDE - Agent for bleaching keratin fibers comprising in a cosmetic carrier at least one cationic acyl pyridinium derivative of formula (I) | 03-03-2011 |
20110056508 | BLEACHING AGENT COMPRISING CATIONIC 3,4-DIHYDROISOQUINOLINE DERIVATIVES, SPECIAL ALKANOL AMINES AND HYDROGEN PEROXIDE - Agent for bleaching keratinic fibers containing hydrogen peroxide, at least one cationic 3,4-dihydroisoquinoline derivate of general structure (I)— | 03-10-2011 |
Denise Fuhr, Hamburg DE
Patent application number | Description | Published |
---|---|---|
20100278767 | Lightening Agents and/or Dyes that Contain Aldehyde(s) - Agents for dyeing and/or lightening keratin fibers, in particular human hair, containing, relative to the weight thereof, 0.001 to 15 wt. % of at least one aldehyde of the formula (I): | 11-04-2010 |
20110146005 | CATIONIC DIHYDROISOQUINOLINIUM DERIVATIVES FOR USE AS BLEACH ACTIVATORS - Agent for dyeing while simultaneously bleaching keratin fibers. The agent contains, in a cosmetic carrier, at least one oxidation dye precursor and at least one cationic 3,4-dihydorisoquinolinium derivative. | 06-23-2011 |
20110146006 | CATIONIC ACYLPYRIDINIUM DERIVATIVES FOR USE AS BLEACH ACTIVATORS - Agent for dyeing keratin fibers while simultaneously bleaching the keratin fibers. The agent contains, in a cosmetic carrier, at least one oxidation dye precursor and at least one cationic acylpyridinium derivative. | 06-23-2011 |
20110162671 | BLEACHING AGENT COMPRISING 2-ACYLPYRIDINIUM DERIVATIVES - Agent for lightening keratin fibers containing in a cosmetic carrier (1) at least one cationic 2-acylpyridinium derivative of formula (I), | 07-07-2011 |
Eugenia Fuhr, Tuttlingen DE
Patent application number | Description | Published |
---|---|---|
20140107422 | Video Laryngoscope With Disposable Blade - An intubation instrument for intubating a patient's trachea including an imager module having a base unit with a finger loop and a longitudinal member attached to the distal end of the base unit, as well as a blade having a handle that is hollow and mates with the outer surface of the longitudinal member forming a male-female connection, the distal end of the blade projecting laterally therefrom, the distal end of the blade being insertable into a human during intubation. | 04-17-2014 |
Florian Fuhr, Stuttgart DE
Patent application number | Description | Published |
---|---|---|
20130013151 | METHOD AND BRAKING SYSTEM FOR INFLUENCING DRIVING DYNAMICS BY MEANS OF BRAKING AND DRIVING OPERATIONS - A method and a braking system are provided, in which the driving dynamics of a motor vehicle are influenced, a driver-independent braking action generating a yawing moment which assists a steering in or steering round of the motor vehicle, and a driver-independent increase in the drive torque being caused on at least one wheel, in order at least partially to compensate the braking deceleration of the motor vehicle, a braking action being required when the ratio of the instantaneously used coefficient of friction and of the possible utilizable coefficient of friction overshoots a stipulated threshold value. | 01-10-2013 |
20130179017 | DRIVE SYSTEM FOR A MOTOR VEHICLE AND METHOD FOR OPERATING SUCH A DRIVE SYSTEM - A drive system includes at least two drive devices, at least one of which is electric, that drive at least two drive axles, a power electronics system, an energy storage arrangement, and a control device. The control device includes a drive control module for providing a recuperation limiting value for each electric drive, a recuperation control module for combining the recuperation limiting values to form a maximum recuperation total limiting value, and a brake control module for providing a total braking torque requested by a driver or assistance system, such that it derives a recuperation total torque that is less than the recuperation total limiting value and also derives recuperation partial torques for each electric drive. In the case of a total braking torque that is greater than the recuperation total limiting value, the brake control module generates a hydraulic brake pressure and transmits it to the brake system. | 07-11-2013 |
Hartmut Fuhr, Aachen DE
Patent application number | Description | Published |
---|---|---|
20110251502 | METHOD AND APPARATUS FOR THE ANALYSIS OF BALLISTOCARDIOGRAM SIGNALS - There is provided a method for analyzing a ballistocardiogram signal to determine a heart rate, the method comprising: determining an initial time estimate for a first heart beat in the ballistocardiogram signal; computing, iteratively, estimates for subsequent heart beats in the ballistocardiogram signal using the initial time estimate; wherein each iteration in the step of computing comprises evaluating a target function that comprises a weighted sum of a plurality of scoring functions; and wherein each iterative step of computing estimates for subsequent heart beats in the ballistocardiogram signal is limited to a target interval after the time estimate found in the previous iterative step of computing. | 10-13-2011 |
Jackie Fuhr, Apple Valley, MN US
Patent application number | Description | Published |
---|---|---|
20130335572 | END CAP ANALYTIC MONITORING METHOD AND APPARATUS - Methods and apparatus for monitoring and ranking end caps in a store include video monitoring one or more parameters of end caps, including dwell times, item removal, traffic monitored parameters to determine for example one or more of end cap efficiency, product desirability, and location desirability. | 12-19-2013 |
Jaclyn Fuhr, Richfield, MN US
Patent application number | Description | Published |
---|---|---|
20130039543 | STOCK ANALYTIC MONITORING - In selected embodiments video footage is automatically analyzed to determine whether product stock levels at particular product locations are low. Video analytics may be employed to track product removal from shelves and determine approximate quantities of product remaining on each shelf based on product size and dedicated shelf area. In selected implementations an alarm notification is generated to alert store personnel that restocking is appropriate. Such an alarm notification optionally includes a still image of the area corresponding to the alarm together with data related to the product and projected quantities needed to restock the shelf. In some embodiments the system automatically identifies the store personnel who are currently located in areas near where the alarm event occurred and the notification is wirelessly distributed to their mobile devices. | 02-14-2013 |
Jason Fuhr, Sussex, WI US
Patent application number | Description | Published |
---|---|---|
20110129712 | MANDREL WITH DRIVE MEMBER FOR ELECTROCHEMICAL CELLS - A mandrel for an electrochemical cell includes an elongated hollow tube. At least one drive member is provided at an end of the hollow tube and is configured to receive a driver in order to rotate the mandrel. The drive member is configured to electrically insulate the hollow tube from an electrode that is wound around the hollow tube. | 06-02-2011 |
20110244286 | ELECTROCHEMICAL CELL HAVING AN ELECTRICALLY INSULATED HOUSING - An electrochemical cell including a housing configured to receive a cell element. The housing has an electrically-insulating material including metal oxide particles provided on at least a portion of an inner surface thereof to prevent electrical contact between the housing and the cell element. A method of manufacturing an electrochemical cell including applying an electrically-insulating material including metal oxide particles to an inner surface of a housing for an electrochemical cell and inserting a cell element into the housing. | 10-06-2011 |
20110256433 | CURRENT COLLECTOR FOR AN ELECTROCHEMICAL CELL - A current collector for an electrochemical cell includes a member having an outer member and an inner member coupled to the outer member by a plurality of flexible arms configured to allow the inner member to move relative to the outer member. | 10-20-2011 |
20120003513 | BATTERY SYSTEM HAVING A CHAMBER CONTAINING INERT GAS - A battery module includes a plurality of electrochemical cells. Each cell includes a vent at an end of the cell. The battery module also includes a chamber adjacent the vents of the electrochemical cells. The battery module further includes an inert gas in the chamber for reducing the amount of oxygen present within the chamber. | 01-05-2012 |
20120301756 | CURRENT COLLECTOR FOR AN ELECTROMECHANICAL CELL - A current collector for an electrochemical cell includes a member having an outer member and an inner member coupled to the outer member by a plurality of flexible arms configured to allow the inner member to move relative to the outer member. | 11-29-2012 |
Jason D. Fuhr, Sussex, WI US
Patent application number | Description | Published |
---|---|---|
20090208836 | BATTERY WITH INTEGRALLY FORMED TERMINAL - A battery comprising a housing having a central longitudinal axis. A cover is coupled to the housing and a first flange is integrally formed with the cover and configured to act as a first terminal for the battery. At least a portion of the first flange extends away from the housing in a direction generally perpendicular to the central longitudinal axis. Wherein the first flange is configured for electrical coupling with a terminal of an adjacent battery in a battery system. for electrical coupling with a terminal of an adjacent battery in a battery system. | 08-20-2009 |
20110135975 | BATTERY MODULE WITH SEALED VENT CHAMBER - A battery module having sealed vent chamber includes a plurality of electrochemical cells each having a vent at an end thereof. The module also includes a structure defining a chamber and comprising a plurality of sockets, each socket configured to receive one of the plurality of electrochemical cells such that the vents of the electrochemical cells are located in the chamber. The module further includes a seal provided between at least one of the electrochemical cells and its associated socket. At least a portion of the seal is deformable such that gases released from the electrochemical cells into the chamber compress the deformable portion of the seal against the electrochemical cells to seal the gases in the chamber. | 06-09-2011 |
20110200858 | BATTERY CELL - An electrochemical cell includes a cell element comprising at least one electrode. A portion of the at least one electrode extends outward from an end of the cell element. The portion of the at least one electrode is folded onto itself to provide a coupling surface for conductive connection to a terminal of the electrochemical cell. | 08-18-2011 |
20120003522 | THERMAL MANAGEMENT OF A BATTERY SYSTEM - A battery module includes a plurality of electrochemical cells arranged within the battery module and a thermal management system configured to provide thermal management to the plurality of electrochemical cells. The thermal management system includes a first thermal plate provided adjacent a first side of the battery module and a second thermal plate provided adjacent a second side of the battery module opposite that of the first side of the battery module. The first thermal plate includes a series of fins that extend from a surface of the first thermal plate from the first side of the battery module to the second side of the battery module. The second thermal plate comprises a series of fins that extend from a surface of the second thermal plate from the second side of the battery module to the first side of the battery module. | 01-05-2012 |
20120015235 | BATTERY MODULE HAVING ELECTROCHEMICAL CELLS WITH INTEGRALLY FORMED TERMINALS - An electrochemical cell includes a housing and a lid coupled to the housing. The electrochemical cell also includes a first member conductively coupled to the housing and configured to act as a first terminal for the electrochemical cell. The electrochemical cell further includes a second member electrically insulated from the lid and configured to act as a second terminal for the electrochemical cell. A first portion of the second member extends through the lid and a second portion of the second member extends in a direction generally perpendicular to the first portion. | 01-19-2012 |
20120077062 | VENT FOR ELECTROCHEMICAL CELL - An electrochemical cell includes a housing having a first end and a vent located at the first end that is configured to deploy from the housing to allow the expulsion of gases from within the cell. The electrochemical cell also includes at least one projection extending outward from the first end adjacent the vent. The at least one projection is configured to prevent accidental deployment of the vent. | 03-29-2012 |
20120125447 | LITHIUM ION BATTERY MODULE - A lithium-ion battery module includes a housing having a plurality of partitions configured to define a plurality of compartments within the housing. The battery module also includes a lithium-ion cell element provided in each of the compartments of the housing. The battery module further includes a cover coupled to the housing and configured to route electrolyte into each of the compartments. The cover is also configured to seal the compartments of the housing. | 05-24-2012 |
20120148889 | BATTERY MODULE HAVING A CELL TRAY WITH THERMAL MANAGEMENT FEATURES - A battery module includes a plurality of electrochemical cells and a structure including an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion. The lower portion includes a thermal management feature having at least one passage provided therein. The passage is configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module | 06-14-2012 |
20120244404 | PRISMATIC CELL SYSTEM WITH THERMAL MANAGEMENT FEATURES - A battery module includes a plurality of electrochemical cells provided side-by-side one another and a thermal management feature extending substantially the length of the battery module. The thermal management feature is coupled to a first side of each of the electrochemical cells and includes a passage though which a thermal management fluid may pass and a heat sink provided within the passage to transfer heat between the electrochemical cells and the thermal management fluid. | 09-27-2012 |
20120263988 | BATTERY SYSTEM HAVING AN EXTERNAL THERMAL MANAGEMENT SYSTEM - Battery systems and modules having external thermal management systems are provided. In one embodiment, a battery module includes a housing and at least one electrochemical cell disposed within the housing. The battery module also includes a thermal interface having a first side in contact with the at least one electrochemical cell. The battery module also includes a heat sink in contact with a second side of the thermal interface. The thermal interface is adapted to enable heat transfer from the at least one electrochemical cell to the heat sink. | 10-18-2012 |
20120328922 | ELECTROCHEMICAL CELL HAVING INTERRUPTED ELECTRODES - Provided herein are electrochemical cell element systems. One such system includes a first electrode having a desired length and an interrupted second electrode having one or more interruptions disposed between a plurality of electrode segments. The system also includes one or more separators positioned to separate the first electrode and the interrupted second electrode. The first electrode, the interrupted second electrode, and the one or more separators are wound along the length of the cell element. | 12-27-2012 |
20130040176 | CURRENT COLLECTOR FOR AN ELECTROMECHANICAL CELL - A current collector with improved flexibility and electrical conductivity includes at least one flexible leg coupled to a central portion of the current collector. The flexible leg extends substantially orthogonally to the central portion when a force is applied to the central portion. Specifically, the at least one flexible leg extends at least 16 percent of the outer width when a 1000 Newton loading is applied between the central portion and the outer portion. | 02-14-2013 |
20130196197 | SYSTEMS AND METHODS FOR MANUFACTURING BATTERY CELLS - A system includes a battery cell having a packaging and a coil disposed within the packaging. The battery cell further includes a first terminal electrically coupled to a portion the coil and protruding through an opening in the packaging, wherein the first terminal is hermetically sealed at the opening in the packaging using a compressive force. | 08-01-2013 |
20130196201 | COVER FOR BATTERY CELL - A battery includes a cell element that is disposed in a housing, and the housing is sealed with a top cover made primarily of plastic. The top cover may include a layer of metallic foil, which may make the top cover more impermeable to moisture. The top cover may also include a vent, which may or may not utilize the metallic foil to determined the primary opening force of the vent. The top cover may also have one or more stiffening ribs that extend downwardly from a bottom portion of the top cover to contact the cell element, so as to limit movement of the cell element within the housing. In addition, the top cover may have one or more conductive terminals that are at least partially overmolded by the plastic of the top cover. | 08-01-2013 |
20130216872 | PRISMATIC ELECTROCHEMICAL CELL - Systems are disclosed for battery modules having a plurality of electrochemical cells and cooling systems. According to one embodiment, a battery system includes a plurality of battery modules. Each battery module includes a plurality of electrochemical cells in thermal contact with a heat sink. The heat sink may utilize a plurality of fins and a fluid (e.g., air) to cool or heat the electrochemical cells. The electrochemical cells each have a positive terminal blade and a negative terminal blade that function as external terminals for the cell. The negative terminal blade is electrically isolated from the cover of the cell and is configured to be coupled to an internal negative terminal of the cell. | 08-22-2013 |
20140050967 | SYSTEM FOR ARRANGING AND COUPLING BATTERY CELLS IN A BATTERY MODULE - A battery module includes a plurality of battery cells disposed in at least two rows. The battery cells in adjacent rows are offset from each other. Each of the plurality of battery cells includes a cover and a first terminal that extends from the cover outward. The first terminal is configured to be coupled to a second terminal on an adjacent battery cell. The plurality of battery cells are electrically coupled to each other in a zigzag pattern via the first and second terminals. | 02-20-2014 |
20140065451 | SYSTEM AND METHOD FOR CLOSING A BATTERY FILL HOLE - A battery module includes a hermetically sealed battery cell assembly. The battery cell assembly includes a housing and an electrochemical cell disposed in the housing, wherein the housing includes a fill hole configured to receive electrolyte into the battery cell assembly. The battery cell assembly also includes a seal disposed over the fill hole and ultrasonically welded to an annular portion of the housing around the fill hole. | 03-06-2014 |
20140120384 | DEVICE FOR AIDING IN THE FRACTURE OF A VENT OF AN ELECTROCHEMICAL CELL - A device for aiding in the fracture of a vent of an electrochemical cell includes a main body having a first surface and a plurality of lobes extending out from the first surface of the main body such that an open space is provided between adjacent lobes. Each of the plurality of lobes are configured to make contact with the vent during deployment of the vent such that the vent completely separates from a bottom of the electrochemical cell. The open space provided between adjacent lobes is configured to allow gases from inside the electrochemical cell to pass through during deployment of the vent. | 05-01-2014 |
20140162097 | CURRENT COLLECTOR FOR AN ELECTROMECHANICAL CELL - A current collector for an electrochemical cell includes a member having an outer member and an inner member coupled to the outer member by a plurality of flexible arms configured to allow the inner member to move relative to the outer member. | 06-12-2014 |
20140234676 | ELECTROCHEMICAL CELL HAVING A FIXED CELL ELEMENT - An electrochemical cell includes a cell element and a current collector disposed in a housing that includes a vent. The current collector includes an outer member and an inner member coupled together by one or more flexible arms. The outer member is coupled to the cell element and the inner member is coupled to the vent, such that the flexible arms allow axial movement of the inner member with respect to the outer member when the vent moves from an undeployed position to a deployed position. The housing may include a shoulder that holds the cell element in the housing. The electrochemical cell may also include a coil plate provided at an end of the cell element. The coil plate is coupled to an edge of at least one electrode of the cell element. The outer member of the current collector may be coupled to the coil plate and the inner member of the current collector may be coupled to the vent, such that when the vent moves from an undeployed position to a deployed position, the cell element remains substantially fixed within the housing. | 08-21-2014 |
20140234687 | BATTERY MODULE HAVING A CELL TRAY WITH THERMAL MANAGEMENT FEATURES - A battery module includes a plurality of electrochemical cells and a structure including an upper portion configured to support a bottom portion of each of the plurality of electrochemical cells and a lower portion coupled to the upper portion. The lower portion includes a thermal management feature having at least one passage provided therein. The passage is configured for a thermal management fluid to pass therethrough to provide thermal management to the electrochemical cells of the battery module | 08-21-2014 |
Jason Daniel Fuhr, Sussex, WI US
Patent application number | Description | Published |
---|---|---|
20130115493 | Prismatic Lithium Ion Cell With Positive Polarity Rigid Container - Systems and methods are disclosed for battery cells with positive polarity rigid containers. In accordance with disclosed embodiments, the cell may include a container and a lid piece that couple together to form a rectangular prismatic geometry. An electrode assembly having positive and negative coils may be disposed within the cell, and the positive coil may be conductively coupled to the cell. In this way, the cell (e.g., both the lid and the container) may be positively polarized. Further, the electrode assembly may incorporate a jelly-roll or a stacked structure. In one embodiment, the lid piece may include a vent that opens in response to pressure in the cell surpassing an established threshold. The lid may further include a positive terminal, negative terminal, and a method for filling the cell with electrolyte. Another embodiment may provide a battery module include multiple cells with positive polarity rigid containers. | 05-09-2013 |
Jeremy N. Fuhr, Lexington, KY US
Patent application number | Description | Published |
---|---|---|
20120273403 | RECLAIMER SYSTEM - A reclaimer system for removing solid material from a fluid-filled pit. The reclaimer system comprises a screen, a pump, and a conveyor. The screen is positioned within the pit such that the pit is divided into a first portion and a second portion. The screen includes a plurality of openings. The pump is positioned in the first portion of the pit and includes at least one intake port in fluid communication with the first portion of the pit. The conveyor is positioned in the second portion of the pit adjacent the screen. The conveyor includes a frame, a belt, a plurality of flight members mounted on the belt, and a conveyor deck. The flight members are mounted on the belt and move the solid material along the conveyor deck, carrying the solid material out of the pit. | 11-01-2012 |
Markus Fuhr, Eppstein DE
Patent application number | Description | Published |
---|---|---|
20080318033 | Coated Substrate with a Temporary Protective Layer and Method for Production Thereof - The invention relates to a method for production of a coated substrate, whereby at least one functional layer is deposited on the substrate from the vapor phase by means of chemical or physical deposition of a coating material and a temporary protective layer is applied to the functional layer by means of evaporation of a salt, in particular, an alkali metal halide. The invention further relates to a coated substrate with at least one functional layer and a temporary protective layer applied to the functional layer, which comprises a salt, in particular, an alkali metal halide, preferably a salt-like alkali metal halide and more particularly sodium chloride. | 12-25-2008 |
Martin Fuhr, Tonisvorst DE
Patent application number | Description | Published |
---|---|---|
20130139894 | METHOD AND DEVICE FOR SUPPLYING LIQUIDS TO ANALYSIS UNITS AND LIQUID HANDLING SYSTEMS - The invention relates to a method for supplying at least one analysis apparatus with at least one liquid. In the method, the liquid is kept available in a storage tank, from where it is transported into at least one buffer tank. The liquid is fed to the analysis apparatus from the buffer tank, whose filling level is monitored. Here, the buffer tank is arranged above the analysis apparatus and the storage tank is arranged below the analysis apparatus. The invention also relates to a device for carrying out this method as well as to an analysis apparatus in which this device is employed. | 06-06-2013 |
Peter Fuhr, Knoxville, TN US
Patent application number | Description | Published |
---|---|---|
20140374569 | FREQUENCY VISUALIZATION APPARATUS AND METHOD - A system and apparatus for: (i) receiving an image of a visually perceptible scene; (ii) sensing the presence and intensity of signals in a selected frequency band, which may include one or more of radio frequency, microwave, infrared, visible and ultraviolet, in part or all of the scene; (iii) displaying the frequency band as a visually distinguishable overlay on the visually perceptible scene; and (iv) indicating whether the signal intensity for a selected frequency interval is changing with passage of time. | 12-25-2014 |
Thomas Fuhr, Paris FR
Patent application number | Description | Published |
---|---|---|
20090010436 | DECIPHERABLE SEARCHABLE ENCRYPTION METHOD, SYSTEM FOR SUCH AN ENCRYPTION - A method for encrypting/decrypting a message includes the initial step of generating keys by the sub-steps of generating a public key; generating a decryption key; and generating a derivation key. For a first entity, the message is encrypted using the public key and a cipher. For a second entity, the cipher is decrypted to find the message. A trapdoor associated with said message is generated. The trapdoor corresponds to a derivative of the derivation key specific to the message. A test cipher is tested, using the trapdoor associated with the message, to determine if the test cipher is an encryption of the message using the public key. | 01-08-2009 |