Patent application number | Description | Published |
20090183986 | Thin-Film Shape Memory Alloy Device and Method - A thin film device, such as an intravascular stent, is disclosed. The device is formed of a seamless expanse of thin-film (i) formed of a sputtered nitinol shape memory alloy, defining, in an austenitic state, an open, interior volume, having a thickness between 0 5-50 microns, having an austenite finish temperature A | 07-23-2009 |
20110253525 | THIN FILM SHAPE MEMORY ALLOY DEVICE AND METHOD - A thin film device, such as an intravascular stent, is disclosed. The device is formed of a seamless expanse of thin-film (i) formed of a sputtered nitinol shape memory alloy, defining, in an austenitic state, an open, interior volume, having a thickness between 0.5-50 microns, having an austenite finish temperature A | 10-20-2011 |
Patent application number | Description | Published |
20090030400 | SYSTEM AND METHOD FOR INTRACRANIAL ACCESS - A delivery catheter for accessing the intra-cranial vascular includes a rigid proximal section and a distal section having an outer diameter and flexibility suitable for advancement into the intra-cranial vasculature, such as the Petrous segment or the Cavernous segment of the internal carotid artery. The wall thickness and rigidity of the catheter decrease from the proximal section to the distal section, preferably in discrete segments each having reduced wall thickness and/or durometer relative to proximally adjacent sections. An intra-cranial access system includes the delivery catheter and a selection catheter insertable through the lumen of the delivery catheter. The selection catheter is shaped to facilitate selection of the target branch of the neurovasculature off the aortic arch and allows the delivery catheter to be advanced over the selection catheter into the selected branch. | 01-29-2009 |
20100174269 | EMBOLIC COIL IMPLANT SYSTEM AND IMPLANTATION METHOD - Embolic coil implant systems and methods whereby coils are mechanically detachable are disclosed. The coils include a retention element that may be releasably retained within the distal end of an implant tool. The implant tool may include a fulcrum configured to engage a first filament and prevent the release of the coil when the first filament is engaged. Alternatively, an urging means and aperture may be disposed within the sidewall of the implant tool, and a first filament may, in conjunction with the aperture and sidewall, releasably retain the coil until the first filament is withdrawn. The implant tool may also include an alignment member for aligning the first filament. | 07-08-2010 |
20100204672 | SYSTEM AND METHOD FOR TREATING ISCHEMIC STROKE - A thromboembolic removal system for treating ischemic stroke, including a guide and occlusion catheter, an aspiration catheter, an aspiration pump, and a thromboembolic separator. During aspiration of thromboembolic material through the aspiration catheter, the separator element is advanced from and retracted into the catheter lumen to break up or prevent clogs or flow restrictions formed by the thromboembolic material. Longitudinal channels in the separator allow aspiration through the aspiration catheter to continue even when the separator is disposed in the aspiration catheter lumen. | 08-12-2010 |
20110172700 | SYSTEM AND METHOD FOR TREATING ISCHEMIC STROKE - A thromboembolic removal system for treating ischemic stroke, including a guide and occlusion catheter, a delivery and aspiration catheter, an aspiration pump, a thromboembolic receiver, and a thromboembolic separator. | 07-14-2011 |
20110238147 | MANUAL ACTUATION SYSTEM FOR DEPLOYMENT OF IMPLANT - A system for mechanically deploying intraluminal implants is disclosed. The system is used with an implant that is delivered and/or deployed via a pull wire and includes a handle having a funnel and receiving channel for receiving the pull wire, a slider having a thumb grip and a wedge, and a shuttle having a grabber for grasping the pull wire. The thumb grip is pulled proximally to retract the wedge to cause the grabber to grasp the wire and retract the shuttle but not the wire. An extension spring linked between the slider and the shuttle abruptly pulls the shuttle to retract the pull wire after the slider is fully retracted. | 09-29-2011 |
20120116440 | SYSTEM AND METHOD FOR TREATING ISCHEMIC STROKE - A thromboembolic removal system for treating ischemic stroke, including a guide and occlusion catheter, a delivery and aspiration catheter, an aspiration pump, a thromboembolic receiver, and a thromboembolic separator. | 05-10-2012 |
20120150147 | SYSTEM AND METHOD FOR TREATING ISCHEMIC STROKE - A system for restoring blood flow through an occluded vessel in the cerebrovasculature is disclosed. The system includes a tubular element constructed of shape memory material eccentrically mounted on the distal end of an introducer. The walls of the tubular element are defined by standards and connectors, and the standards are oriented at an angle to the longitudinal axis of the tubular element. A method of manufacture of the system includes cutting a tube of shape memory material, conferring a twist on the cut tube, and heat setting the tube. The method further includes affixing the shape set tube to an introducer. A method of treatment using the system is also described. | 06-14-2012 |
20130261730 | ANEURYSM OCCLUSION SYSTEM AND METHOD - An aneurysm occlusion system includes a device positionable within a cerebral blood vessel covering a neck of an aneurysm on the blood vessel. The device includes an expandable tubular element having a lumen surrounded by a sidewall including a plurality of gaps. When expanded, the tubular element includes longitudinal standards arrayed helically in a proximal to distal direction. The standards support struts and the gaps are defined between adjacent struts and are sufficiently large to permit delivery of embolic coils or other embolic materials therethrough. | 10-03-2013 |
20130331882 | EMBOLIC COIL IMPLANT SYSTEM AND IMPLANTATION METHOD - Embolic coil implant systems and methods whereby coils are mechanically detachable are disclosed. The coils include a retention element that may be releasably retained within the distal end of an implant tool. The implant tool may include a fulcrum configured to engage a first filament and prevent the release of the coil when the first filament is engaged. Alternatively, an urging means and aperture may be disposed within the sidewall of the implant tool, and a first filament may, in conjunction with the aperture and sidewall, releasably retain the coil until the first filament is withdrawn. The implant tool may also include an alignment member for aligning the first filament. | 12-12-2013 |
20140155931 | SYSTEM AND METHOD FOR TREATING ISCHEMIC STROKE - A thromboembolic removal system for treating ischemic stroke, including a guide and occlusion catheter, a delivery and aspiration catheter, an aspiration pump, a thromboembolic receiver, and a thromboembolic separator. | 06-05-2014 |
20140180377 | ANEURYSM OCCLUSION SYSTEM AND METHOD - An aneurysm occlusion system includes devices positionable within a cerebral blood vessel covering a neck of an aneurysm in the blood vessel. A component device includes an expandable tubular body, an expandable anchor, and a link connecting the body to the anchor. One or more devices deployed using a method according to the invention includes a novel feature that guarantees that the distal high coverage segment aligns with the neck of the aneurysm. A single device or multiple devices, used in conjunction with an embolic material or coil, may be combined to form a system according to the invention. When positioned and deployed strategically either alone or with a second device utilizing a method according to the invention, the system has a high coverage region covering a neck of an aneurysm, and a gap between the system and healthy vessel. The system and method prevent blood flow into an aneurysm while permitting blood flow through healthy vessel. | 06-26-2014 |
20140358175 | EMBOLIC COIL IMPLANT SYSTEM AND IMPLANTATION METHOD - Embolic coil implant systems and methods whereby coils are mechanically detachable are disclosed. The coils include a retention element that may be releasably retained within the distal end of an implant tool. The implant tool may include a fulcrum configured to engage a first filament and prevent the release of the coil when the first filament is engaged. Alternatively, an urging means and aperture may be disposed within the sidewall of the implant tool, and a first filament may, in conjunction with the aperture and sidewall, releasably retain the coil until the first filament is withdrawn. The implant tool may also include an alignment member for aligning the first filament. | 12-04-2014 |
20150073524 | MANUAL ACTUATION SYSTEM FOR DEPLOYMENT OF IMPLANT - A system for mechanically deploying intraluminal implants is disclosed. The system is used with an implant that is delivered and/or deployed via a pull wire and includes a handle having a funnel and receiving channel for receiving the pull wire, a slider having a thumb grip and a wedge, and a shuttle having a grabber for grasping the pull wire. The thumb grip is pulled proximally to retract the wedge to cause the grabber to grasp the wire and retract the shuttle but not the wire. An extension spring linked between the slider and the shuttle abruptly pulls the shuttle to retract the pull wire after the slider is fully retracted. | 03-12-2015 |
Patent application number | Description | Published |
20120274467 | DEACTIVATION OF A SECURITY FEATURE - A method to deactivate a security measure includes applying a first covert optically active security marker to a product or document; completing a transaction for the product or document; and applying a second optically active security marker to the product or document which indicates completion of the transaction. | 11-01-2012 |
20120275639 | IMAGE ALGORITHMS TO REJECT UNDESIRED IMAGE FEATURES - A method for detecting authorized security markers includes capturing an image of a region of interest on a product with a camera; storing image data in a two-dimensional array on a microprocessor; counting a number of pixels at or above a predetermined brightness level in the image data with the microprocessor to determine a first score; eroding the image data; counting the pixels which remain at or above the predetermined brightness level after erosion to determine a second score; calculating a ratio of the second score to the first score; and producing a first authentication signal if the ratio meets a first predetermined criteria. | 11-01-2012 |
20120275640 | METHOD OF AUTHENTICATING SECURITY MARKER - A method for authenticating security markers includes capturing an image of a region of interest on a product with a camera; storing image data in a two-dimensional array on a microprocessor; counting a number of pixels at or above a predetermined brightness level in the image data with the microprocessor to determine a first score; establishing an area within the image; counting a number of pixels within the area to determine a second score; calculating a ratio of the second score to the first score; and if the ratio is above a predetermined threshold the security marker is authenticated. | 11-01-2012 |
20120313747 | METHOD FOR AUTHENTICATING SECURITY MARKERS - A method for authenticating security markers includes preparing a security marker with at least two or more optically active compounds; applying the security marker to an article to be authenticated; illuminating the security marker with radiation; detecting the optical response of the security marker; and wherein the two or more optically active compounds have a complementary response to different wavelengths of the illuminating radiation. | 12-13-2012 |
20130087699 | METHOD FOR VIEWING INVISIBLE INDICIA - A method for detecting and viewing invisible indicia includes illuminating the invisible indicia with radiation of a first wavelength with an illumination source; detecting emitted light from the invisible indicia at a second wavelength with a sensor array; eliminating reflected radiation at the first wavelength; focusing an image of the invisible indicia on the sensor array; displaying the image of the invisible indicia; spacing the sensor array at a fixed distance from the invisible indicia with a spacer; and adjusting sensitivity of the sensor array. | 04-11-2013 |
20130087740 | INFRARED FLUORESCENT COMPOSITION HAVING POLYVINYL ACETAL BINDER - A composition is disclosed that includes a dye that fluoresces in the infrared region of the electromagnetic spectrum and a polyvinyl acetal binder. The weight ratio of the dye relative to the combined weight of the dye and binder is in a range of 0.001 to 0.025. | 04-11-2013 |
20130087741 | INK HAVING POLYVINYL ACETAL BINDER - An ink is disclosed that includes a solvent, a dye that fluoresces in the infrared region of the electromagnetic spectrum and a polyvinyl acetal binder. The weight ratio of the dye relative to the combined weight of the dye and binder is in a range of 0.001 to 0.025. | 04-11-2013 |
20130088603 | COMPACT VIEWER FOR INVISIBLE INDICIA - An apparatus for detecting and viewing an invisible indicia includes an illumination source for illuminating the invisible indicia with radiation of a first wavelength; a sensor array for detecting emitted light from the invisible indicia at a second wavelength; a filter between the sensor and the invisible indicia for eliminating reflected radiation at the first wavelength; a lens for focusing an image of the invisible indicia on the sensor array; a video display for displaying the image of the invisible indicia; a spacer for spacing the sensor array at a fixed distance from the invisible indicia; and a gain control for adjusting sensitivity of the sensor array. | 04-11-2013 |
20130089713 | ARTICLE PRINTED WITH INFRARED DYE - A printed article is disclosed including a substrate and printed data that is not visible to the unaided eye. The printed data includes a dye that fluoresces in the infrared region of the electromagnetic spectrum and a polyvinyl acetal binder. The weight ratio of the dye relative to the combined weight of the dye and binder is in a range of 0.001 to 0.025. | 04-11-2013 |
20140048723 | AUTHENTICATION WITH ACCESS CONTROL AND CALIBRATION - A method of enabling an authenticating device ( | 02-20-2014 |
20140210998 | METHOD FOR AUTHENTICATING AN OBJECT - A method for authenticating an object that includes providing a label ( | 07-31-2014 |
20140211071 | CELL PHONE AUTHENTICATION DEVICE - A system for authenticating an object includes a label ( | 07-31-2014 |
20140339434 | SYSTEM FOR AUTHENTICATING UV ABSORBING SECURITY MARK - A system for authenticating a document includes a document having a substrate comprising an optical brightener; printing a background with a ultraviolet (UV) absorbing material on the substrate comprising a first pattern of lines having a first frequency and a first orientation; printing a security mark with the UV material on the substrate comprising a second pattern of lines having a second frequency and a second orientation; a lenticular lens; placing the lenticular lens over the security mark and background; a UV lamp; illuminating the security mark and background through the lenticular lens with UV light; orienting the lenticular lens to match either the first orientation or the second orientation; and authenticating the document if the security mark matches a predetermined security mark. | 11-20-2014 |
20140339807 | METHOD FOR AUTHENTICATING UV ABSORBING SECURITY MARK - A method of authenticating a document includes providing a document having a substrate comprising an optical brightener; printing a background with a ultraviolet (UV) absorbing material on the substrate comprising a first pattern of lines having a first frequency and a first orientation; printing a security mark with the UV material on the substrate comprising a second pattern of lines having a second frequency or a second orientation or both; placing a lenticular lens over the security mark and background; illuminating the security mark and background through the lenticular lens with UV light; orienting the lenticular lens to match either the first orientation or the second orientation; and authenticating the document if the security mark matches a predetermined security mark. | 11-20-2014 |
20140339808 | DOCUMENT CONTAINING UV ABSORBING SECURITY MARK - A document with a security marker includes a substrate comprising an optical brightener; a background comprising an ultraviolet (UV) absorbing material arranged in a first pattern of lines having a first frequency and a first orientation; and a security mark comprising the UV material arranged in a second pattern of lines having a second frequency and a second orientation. | 11-20-2014 |
20150028227 | SYSTEM FOR AUTHENTICATING AN ITEM - A system of authenticating an item with a security mark includes a substrate ( | 01-29-2015 |
20150028578 | METHOD OF AUTHENTICATING AN ITEM - A method of authenticating an item with a security mark includes providing a substrate ( | 01-29-2015 |
Patent application number | Description | Published |
20080224670 | ELECTRICAL POWER GENERATION SYSTEM - An electrical power generation system and method for generating electrical power are provided. The electrical power generation system utilizes a master controller for controlling operation of devices coupled to an AC electrical grid and DC electrical grid based on parameter values associated with a renewable power generator. | 09-18-2008 |
20090062969 | Hybrid robust predictive optimization method of power system dispatch - A method of power system dispatch control solves power system dispatch problems by integrating a larger variety of generation, load and storage assets, including without limitation, combined heat and power (CHP) units, renewable generation with forecasting, controllable loads, electric, thermal and water energy storage. The method employs a predictive algorithm to dynamically schedule different assets in order to achieve global optimization and maintain the system normal operation. | 03-05-2009 |
20100057267 | System and method for controlling ramp rate of solar photovoltaic system - A photovoltaic (PV) control system generates a power output rate control signal based on a monitored rate of change of collective power output generated via a plurality of PV subsystems and a desired collective output power change rate for the plurality of PV subsystems and communicates the power output rate control signal to the plurality of PV subsystems to control a rate of change of one or more operating parameters of individual PV subsystems in order to control a rate of change of collective output power of the plurality of solar PV subsystems. | 03-04-2010 |
20100067271 | REACTIVE POWER COMPENSATION IN SOLAR POWER SYSTEM - A method of providing reactive power support is proposed. The method includes detecting at least one of a plurality of network parameters in a distributed solar power generation system. The generation system includes a plurality of photovoltaic modules coupled to a grid via inverters. The method further includes sensing a state of the photovoltaic modules coupled to the distributed solar power generation system and determining a reactive power measure based upon the sensed state and the detected network parameters. The reactive power measure is used to generate a reactive power command. The reactive power command is further used to compensate reactive power in the distributed solar power generation system. | 03-18-2010 |
20100141041 | DC-TO-AC POWER CONVERSION SYSTEM AND METHOD - A system, in one embodiment, includes a photovoltaic power converter. The photovoltaic power converter includes one or more photovoltaic arrays configured convert solar energy into a DC signal and two or more N-level converters coupled to a common DC bus (N being an integer greater than 2). | 06-10-2010 |
20110074151 | MULTI-USE ENERGY STORAGE FOR RENEWABLE SOURCES - A power generation system having a wind turbine blade assembly, a generator mechanically coupled to the blade assembly, and a power converter coupled to the generator is provided. An energy storage device and a bidirectional converter coupling the energy storage device to the power converter are also provided in the system. An inertia controller is provided for generating a first transient signal to regulate active power from the wind turbine system when a power grid signal is outside of a respective signal range. The system further includes an energy storage controller for providing a second transient signal to the bidirectional converter to regulate a power to or from the energy storage device based upon the first transient signal, power generating system conditions or combinations thereof. | 03-31-2011 |
20110137481 | SYSTEM AND METEHOD FOR PROVIDING POWER GRID ENERGY FROM A BATTERY - A system for providing energy and other ancillary services to a power grid including a renewable energy source. One or more power converters are integrated with the renewable energy source. A battery-based energy storage system is also integrated with the renewable energy source. A control system including an algorithmic software operates to control at least one power converter together with the battery-based energy storage system to supply stored battery energy to the grid when the cost of extracting the stored battery energy supplied to the grid via the battery-based energy storage system is less than the market price paid for the stored energy supplied by the battery-based energy storage system. | 06-09-2011 |
20110142623 | SYSTEM AND METHOD OF DISTRIBUTING AIR WITHIN A WIND TURBINE - An air distribution system for use with a wind turbine. The wind turbine includes a nacelle that is coupled to a tower and a rotor that is rotatably coupled to the nacelle with a rotor shaft. The rotor includes at least one rotor blade that is coupled to a hub. The air distribution system includes a conduit that is defined within the rotor shaft. The conduit provides flow communication between the nacelle and the rotor. An air-flow control assembly is coupled in flow communication with the conduit. The air-flow control assembly is configured to selectively channel air from the nacelle to the rotor and from the nacelle to ambient air. | 06-16-2011 |
20120025535 | METHODS AND SYSTEMS FOR DIRECT CURRENT POWER TRANSMISSION - A direct current (DC) power transmission system is described. The DC power transmission system includes a first plurality of series connected power collection systems and at least one superconducting DC conductor coupled to the plurality of series connected power collection systems and configured to transmit power generated by the plurality of power collection systems to a remote load. | 02-02-2012 |
20140118864 | METHOD AND SYSTEM FOR POWER SWING DETECTION IN A GENERATOR - A generator protection device is provided. The generator protection device includes a safety factor estimation module configured to estimate a safety factor as a function of a terminal voltage (V | 05-01-2014 |