| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 429122000 |
CURRENT PRODUCING CELL, ELEMENTS, SUBCOMBINATIONS AND COMPOSITIONS FOR USE THEREWITH AND ADJUNCTS
| 11345 |
| 429400000 |
FUEL CELL, SUBCOMBINATION THEREOF, OR METHOD OF MAKING OR OPERATING
| 6916 |
| 429012000 |
FUEL CELL, SUBCOMBINATION THEREOF OR METHODS OF OPERATING
| 2735 |
| 429007000 |
WITH NONBATTERY ELECTRICAL COMPONENT ELECTRICALLY CONNECTED WITHIN CELL CASING OTHER THAN TESTING OR INDICATING COMPONENTS
| 814 |
| 429096000 |
CELL SUPPORT FOR REMOVABLE CELL
| 788 |
| 429094000 |
PLURAL CONCENTRIC OR SINGLE COILED ELECTRODE
| 769 |
| 429120000 |
WITH HEAT EXCHANGE FEATURE
| 701 |
| 429061000 |
WITH CONTROL MEANS RESPONSIVE TO BATTERY CONDITION SENSING MEANS
| 596 |
| 429050000 |
PROCESS OF CELL OPERATION
| 569 |
| 429072000 |
HAVING SPECIFIED VENTING, FEEDING OR CIRCULATION STRUCTURE (OTHER THAN FEEDING OR FILLING FOR ACTIVATING DEFERRED ACTION-TYPE BATTERY)
| 496 |
| 429053000 |
MEANS EXTERNALLY RELEASING INTERNAL GAS PRESSURE FROM CLOSED CELL, I.E., VALVE ETC.
| 402 |
| 429090000 |
WITH MEASURING, TESTING, OR INDICATING MEANS
| 401 |
| 429121000 |
ADJUNCTS IN COMBINATION WITH OR FOR CONNECTION TO AN EXTERNAL ELECTRICAL ELECTRIC CURRENT CARRYING MEMBER OF A BATTERY OTHER THAN TERMINAL PROTECTORS, E.G., TERMINAL ADAPTER, CAPS, LIFTERS, ETC. AND CONNECTORS PER SE
| 194 |
| 429101000 |
FLUID ACTIVE MATERIAL OR TWO-FLUID ELECTROLYTE COMBINATION HAVING AREAS OF NONMIXTURE
| 162 |
| 429009000 |
HAVING DIVERSE CELLS OR DIVERSE REMOVABLE CELLS IN A SUPPORT MEANS
| 142 |
| 429002000 |
HAVING LIVING MATTER, E.G., MICROORGANISM, ETC.
| 107 |
| 429071000 |
WITH SYSTEM HAVING MEANS TO MOVE VENTILATING FLUID
| 55 |
| 429110000 |
DEFERRED ACTION TYPE
| 49 |
| 429049000 |
REGENERATING, SALVAGE OR REPAIR FEATURE OTHER THAN ONLY ADDITION OF ELECTROLYTE TO CELL OR ELECTRICALLY CHARGING PER SE
| 38 |
| 429010000 |
HAVING MAGNETIC FIELD FEATURE
| 34 |
| 429057000 |
SEALED CELL HAVING GAS PREVENTION OR ELIMATION MEANS
| 30 |
| 429008000 |
HAVING DISPARATE NONELECTRICAL FUNCTION
| 27 |
| 429001000 |
HAVING POLARITY SAFETY FEATURE
| 19 |
| 429067000 |
HAVING MOVABLE MECHANICAL MEANS TO PROVIDE RELATIVE MOTION BETWEEN ELECTRODE AND ELECTROLYTE
| 18 |
| 429065000 |
TERMINAL PROTECTOR OTHER THAN SEAL THROUGH CASING
| 13 |
| 429005000 |
RADIO ACTIVE MATERIAL CONTAINING
| 13 |
| 429066000 |
HAVING MEANS TO ACCOMMODATE ELECTRODE EXPANSION
| 13 |
| 429048000 |
PRESERVING CELL IN STORAGE FEATURE | 4 |
| 20120100402 | ELECTRODE (ANODE AND CATHODE) PERFORMANCE ENHANCEMENT BY COMPOSITE FORMATION WITH GRAPHENE OXIDE - Described is an electrode comprising and preferably consisting of electronically active material (EAM) in nanoparticulate form and a matrix, said matrix consisting of a pyrolization product with therein incorporated graphene flakes and optionally an ionic lithium source. Also described are methods for producing a particle based, especially a fiber based, electrode material comprising a matrix formed from pyrolized material incorporating graphene flakes and rechargeable batteries comprising such electrodes. | 04-26-2012 |
| 20120301753 | ELECTROLYTE STORAGE STRUCTURE FOR A LITHIUM BATTERY - An electrolyte storage structure for a lithium battery made of a battery core having a stack with positive electrode plates, negative electrode plates and separating films, a battery core positive electrode welded with the positive electrode plate, a battery core negative electrode welded with the negative electrode plate, electrolyte, and a cup for receiving the battery core, positive electrode plate, the negative electrode plate and the electrolyte. The cup has a receiving space for accommodating the electrolyte core, the positive electrode plate and the negative electrode plate, and the electrolyte is disposed separately from the battery core. The electrolyte is released and flows into the receiving space for infiltrating the battery core before the battery is set to use. The battery core is infiltrated and saturated with the electrolyte. Then the saturated lithium battery undergoes following procedures of charging and activation to generate a finished lithium battery. | 11-29-2012 |
| 20130011701 | BATTERY COOLING METHOD AND SYSTEM - An apparatus may store at least one object including at least one top end and at least one bottom end. The apparatus may include a container configured to store the at least one object and a pouch containing a liquid. The pouch may be configured to substantially cover the at least one top end of the at least one object when stored inside the container. The pouch may be configured to contact the at least one top end of the at least one object and to open when contacted by contents expelled from the at least one object due to thermal runaway. | 01-10-2013 |
| 20150147601 | Liquid Reserve Batteries For Muntions - A liquid reserve battery including: a collapsible storage unit having a liquid electrolyte stored therein; a battery cell having an inlet in communication with an outlet of the collapsible storage unit, the battery cell having gaps dispersed therein; a first pyrotechnic material disposed adjacent the collapsible storage unit such that initiation of the first pyrotechnic material provides pressure to collapse the collapsible storage unit to heat and force the liquid electrolyte through the outlet and into the gaps; and one or more heat exchangers disposed between the outlet of the collapsible storage unit and the inlet of the battery cell. | 05-28-2015 |
| 429004000 |
WITH SONIC OR ULTRASONIC FEATURE | 4 |
| 20100028722 | Fuel Cell System with Ultrasonic Detector - The invention relates to a fuel cell system, having at least one channel system ( | 02-04-2010 |
| 20110200848 | HIGH ENERGY DENSITY REDOX FLOW DEVICE - Redox flow devices are described in which at least one of the positive electrode or negative electrode-active materials is a semi-solid or is a condensed ion-storing electroactive material, and in which at least one of the electrode-active materials is transported to and from an assembly at which the electrochemical reaction occurs, producing electrical energy. The electronic conductivity of the semi-solid is increased by the addition of conductive particles to suspensions and/or via the surface modification of the solid in semi-solids (e.g., by coating the solid with a more electron conductive coating material to increase the power of the device). High energy density and high power redox flow devices are disclosed. The redox flow devices described herein can also include one or more inventive design features. In addition, inventive chemistries for use in redox flow devices are also described. | 08-18-2011 |
| 20130280557 | ULTRASONIC RECHARGEABLE BATTERY MODULE AND ULTRASONIC RECHARGEABLE BATTERY APPARATUS OF POLYHEDRAL STRUCTURE INCLUDING THE SAME - The present disclosure relates to an ultrasonic rechargeable battery module and an ultrasonic rechargeable battery apparatus of a polyhedral structure including the same. The ultrasonic rechargeable battery module includes: a packaging including an accommodation part; a reception vibration panel coupled to a peripheral portion of the packaging by using a flexible hinge to seal the packaging; an ultrasonic wave receiving element formed in a lower surface of the reception vibration panel, and configured to convert vibration energy generated by ultrasonic waves to electric energy; a circuit board formed inside the packaging, and configured to convert the electric energy converted by the ultrasonic wave receiving element to electric energy having a predetermined size; and a secondary battery formed inside the packaging and configured to store the electric energy converted by the circuit board, in which the packaging, the flexible hinge, and the reception vibration panel are formed of a titanium alloy. | 10-24-2013 |
| 20150147594 | THIN LAYER SONOCHEMISTRY AND SONOELECTROCHEMISTRY DEVICES AND METHODS - A device which can increase the rates of interfacial reactions including heterogeneous electron transfer reactions, the device comprising at least one sono(electro)chemical cell adapted to hold a thin layer of condensed fluid which is optionally adapted to participate in a heterogeneous electron transfer reaction, wherein the cell is further adapted to provide an ultrasonic transducer face to propagate sound waves into the thin layer of condensed fluid, and wherein the cell is still further adapted with an opening to provide the thin layer of condensed fluid with at least one interface which provides for reflection of the sound waves from the interface back into the thin layer of condensed fluid. The cells are configured to provide for a thin layer operation as opposed to a bulk operation. In method embodiments, ultrasound is applied to the thin layer of condensed fluid. The application of ultrasound is carried out both without cooling of the cell and without pressurization of the cell. Methods of using the device include fuel cells and fuel cell electrodes. Systems having anodes and cathodes are also provided. | 05-28-2015 |
| 429003000 |
HAVING PULSE FEATURE | 4 |
| 20090004511 | Battery Watering System - A system for adding fluid to a valve regulated lead acid (“VRLA”) battery cell includes an injection head assembly coupled to a vent opening. The injection head assembly replenishes water or electrolyte depleted during operation of the VRLA cell. Fluid is dispersed evenly across one or more absorbent gas mats to promote even absorption by the mats. Fluid may be dispersed while the VRLA is in operation, and fluid dispersion may be accomplished using continuous streams or pulsed streams. | 01-01-2009 |
| 20090029192 | METHOD AND DEVICE FOR BATTERIES - Method for treatment, in the form of regeneration, of an accumulator ( | 01-29-2009 |
| 20100119880 | VARIABLE-FREQUENCY BATTERY REVITALIZING DEVICE - The variable-frequency battery revitalizing device contains a pulse generation circuit, a frequency generation circuit, a voltage detection circuit, and a frequency control circuit. A lead-acid battery to be revitalized is connected to the pulse generation circuit without being taken off duty and provides electricity to the battery revitalizing device. The voltage detection circuit senses the voltage of the battery being revitalized and produces an appropriate control signal to the frequency control circuit, which in turn determines the frequency of the clock signal produced by the frequency generation circuit. The clock signal drives the pulse generation circuit to produce pulses at the desired frequency and apply the pulses to the battery, thereby completing a feedback loop to automatically adjust the frequency of the pulses applied to the battery. | 05-13-2010 |
| 20100196743 | APPARATUS AND METHOD FOR PURGING RESIDUAL WATER AND HYDROGEN DURING SHUTDOWN OF FUEL CELL - The present invention provides an apparatus and method for purging residual water and hydrogen during shutdown of a fuel cell, which can reduce the time required for purging residual water and hydrogen during shutdown of a fuel cell by opening and closing outlet lines of an anode and a cathode in a short period of time using solenoid valves. | 08-05-2010 |
| 429011000 |
CURRENT PRODUCTION DEPENDENT UPON TEMPERATURE DIFFERENTIAL BETWEEN A PAIR OF ELECTRODES | 3 |
| 20140087214 | Electrochemical Devices and Methods of Fabrication - The described invention provides a packaged electrochemical device comprising an electrochemical battery, further comprising at least one electrochemical cell stack and a barrier packaging material. The present invention further provides a method of fabricating the packaged electrochemical device. The present invention further provides a flexible multifunctional liquid-based thermogalvanic cell that converts and stores electricity derived from low grade temperature differentials that exist in ubiquitous scenarios. | 03-27-2014 |
| 20140193672 | THERMAL TO ELETRIC CONVERTING CELL - Disclosed are a metal support thermal to electric converting cell, a thermal to electric power generator using the same, and a method for manufacturing the thermal to electric converting cell. Unlike a conventional method for manufacturing the thermal to electric converting cell by sintering a solid electrolyte, a method provided by the present invention is to manufacture the thermal to electric converting cell by coating a metal support capable of collecting electricity and functioning as an electrode with the solid electrolyte in the form of a high density thin film, so that the cell has durability and stability at a high temperature and a high pressure and has improved efficiency due to the thin film structure. | 07-10-2014 |
| 20150010787 | INTERNAL CURRENT COLLECTION STRUCTURE OF THERMAL TO ELECTRIC CONVERTING CELL AND MANUFACTURING METHOD OF THE SAME - Disclosed is an internal current collection structure of a tubular thermal to electric converting cell including an internal electrode, a solid electrolyte and an external electrode. The internal current collection structure includes: a first current collector which closely contacts with the internal electrode of the tubular thermal to electric converting cell; a second current collector which fixes the first porous current collector to the inside of the tubular thermal to electric converting cell and causes the first current collector to be in close contact with the internal electrode; and a lead wire which is a conductive medium and is located between the first current collector and the second current collector. | 01-08-2015 |
| 429006000 |
WITH PRESSURE EQUALIZING MEANS FOR LIQUID IMMERSION OPERATION | 2 |
| 20140272475 | SYSTEMS AND METHODS FOR PRESSURE TOLERANT ENERGY SYSTEMS - Systems and methods are disclosed herein for a pressure tolerant energy system. The pressure tolerant energy system may comprise a pressure tolerant cavity and an energy system enclosed in the pressure tolerant cavity configured to provide electrical power to the vehicle. The energy system may include one or more battery cells and a pressure tolerant, programmable management circuit. The pressure tolerant cavity may be filled with an electrically-inert liquid, such as mineral oil. In some embodiments, the electrically-inert liquid may be kept at a positive pressure relative to a pressure external to the pressure tolerant cavity. The energy system may further comprise a pressure venting system configured to maintain the pressure inside the pressure tolerant cavity within a range of pressures. The pressure tolerant cavity may be sealed to prevent water ingress. | 09-18-2014 |
| 20150292304 | Power Cell for Deepwater Application - The embodiments describe a power cell for deepwater application including an power cell housing, a capacitor bank, an electronic module, and input/output connectors, wherein the power cell housing is essentially made of an insulating material. The embodiments further describe a power cell system including a number of power cells, a frame for supporting the power cells, and electric connections, in particular, a busbar arrangement for connecting to the power cell. | 10-15-2015 |
| 429047000 |
HAVING EARTH FEATURE | 1 |
| 20100068605 | REJUVENATION AND REUSE OF DEGRADED LITHIUM ION BATTERY CELLS - One embodiment includes a method for rejuvenating failed or degraded pouch-type lithium-ions batteries. | 03-18-2010 |
