| Patent Number |
Title Of Patent |
Date Issued |
| RE37259 |
Multibit single cell memory element having tapered contact |
July 3, 2001 |
| An electrically operated, directly overwritable, multibit, single-cell chalcogenide memory element with multibit storage capabilities and having at least one contact for supplying electrical input signals to set the memory element to a selected resistance value, the second contact taperi |
| 7547906 |
Multi-functional chalcogenide electronic devices having gain |
June 16, 2009 |
| Multi-functional electronic switching and current control device comprising a chalcogenide material. The devices include a load terminal, a reference terminal and a control terminal. Application of a control signal to the control terminal permits the device to function in one or more |
| 7529123 |
Method of operating a multi-terminal electronic device |
May 5, 2009 |
| A method of operating a multi-terminal electronic device. The device includes an active material in electrical communication with three or more electrical terminals. The active material is able to undergo a transformation from one state to another state, where the two states differ i |
| 7494739 |
Fuel cell |
February 24, 2009 |
| A fuel cell. The anode of the fuel cell comprises a hydrogen oxidation catalyst comprising a finely divided metal alloy particulate. The metal alloy particulate has an average particle size of less than about 100 Angstroms. |
| 7491448 |
Reticulated foam-like structure formed of nano-scale particulate |
February 17, 2009 |
| A nano-particulate reticulated foam-like structure, which includes particles having a size of 10-200 nanometers. The particles are joined together to form a reticulated foam-like structure. The reticulated foam-like structure is similar to the structure of carbon nano-foam. The nano- |
| 7473574 |
Memory element with improved contacts |
January 6, 2009 |
| A phase-change memory element comprising a phase-change memory material, a first electrical contact and a second electrical contact. At least one of the electrical contacts having a sidewall electrically coupled to the memory material. |
| 7462577 |
Method of making a catalyst |
December 9, 2008 |
| A method of making a catalyst. The method comprises the step of leaching a portion of the bulk of an alloy. The alloy may be a hydrogen storage alloy. |
| 7440990 |
Methods of factoring and modular arithmetic |
October 21, 2008 |
| A method of factoring numbers in a non-binary computation scheme and more particularly, a method of factoring numbers utilizing a digital multistate phase change material. The method includes providing energy in an amount characteristic of the number to be factored to a phase change |
| 7435492 |
Hybrid fuel cell |
October 14, 2008 |
| A hybrid fuel cell/battery including one or more electrochemical cell units comprising at least one cathode, at least one anode, and at least one auxiliary electrode. The auxiliary electrode works in combination with the anode to provide a current as a rechargeable battery while the |
| 7393500 |
Hydrogen storage alloys having improved cycle life and low temperature operating characteristics |
July 1, 2008 |
| Electrochemical and gas phase hydrogen storage alloy compositions that provide superior performance, especially at low temperature, and excellent cycle life characteristics. The alloys of this invention are AB.sub.5 type alloys that include a cycle life enhancement element and a low |
| 7388825 |
Optical data storage and retrieval systems utilizing dual energy sources |
June 17, 2008 |
| An optical data storage and retrieval system that includes a phase change storage medium and dual energy sources. The phase change material may store information by undergoing a transformation from one structural state to another structural state through application of energy. The sy |
| 7363965 |
Onboard hydrogen storage unit with heat transfer system for use in a hydrogen powered vehicle |
April 29, 2008 |
| An onboard hydrogen storage unit with heat transfer system for a hydrogen powered vehicle. The system includes a hydrogen storage vessel containing a hydrogen storage alloy configured to receive a stream of hydrogen and provide hydrogen for use in powering a vehicle. During refueling a |
| 7344676 |
Hydrogen storage materials having excellent kinetics, capacity, and cycle stability |
March 18, 2008 |
| A BCC phase hydrogen storage alloy capable of storing approximately 4.0 wt. % hydrogen and delivering reversibly up to 3.0 wt. % hydrogen at temperatures up to 110.degree. C. The hydrogen storage alloys also possess excellent kinetics whereby up to 80% of the hydrogen storage capacit |
| 7309535 |
Air breathing fuel cell having bi-cell unit cells |
December 18, 2007 |
| The present invention discloses a fuel cell having at least one bi-cell. The bi-cells may be stacked in series to achieve a desired power output. Each bi-cell is a unit cell comprising two hydrogen electrodes, two air/oxygen electrodes, two electrolyte distributors and a gas diffuser. |
| 7297435 |
Solid oxide fuel cell |
November 20, 2007 |
| A solid oxide fuel cell with intrinsic energy storage. The solid oxide fuel cell includes a hydrogen electrode utilizing a modified anode active material. The modified anode active material allows for intrinsic energy storage within the hydrogen electrode which provides for transient |
| 7294434 |
Nickel Hydroxide electrode material with improved microstructure and method for making the same |
November 13, 2007 |
| Nickel hydroxide material comprising particles with a microstructure including crystallites of less than 103 .ANG. as measured in the 101 direction by x-ray diffraction.A method of making positive electrode material for use in an alkaline rechargeable electrochemical cell comprising |
| 7292521 |
Optical data storage and systems utilizing plasmon lenses |
November 6, 2007 |
| A light-plasmon coupling lens including an optically transparent substrate having a light incident surface and a light-plasmon coupling surface opposite the light incident surface. The light-plasmon coupling surface including at least a set of circular concentric peaks/valleys which form |
| 7264901 |
Monoblock battery |
September 4, 2007 |
| A monoblock battery case and a monoblock battery. The monoblock battery case comprises a first and a second container each having partitions that divide the containers into cell compartments. The first container is attached to and co-operates with the second container to form one or more |
| 7250386 |
Quantum limit catalysts and hydrogen storage materials |
July 31, 2007 |
| A quantum limit catalyst. The instant quantum limit catalyst is comprised of atomic aggregations whose dimensions correspond to the quantum limit. In the quantum limit, the atomic aggregations acquire structural configurations and electronic interactions not attainable in the macrosc |
| 7238446 |
Active electrode composition with conductive polymeric binder |
July 3, 2007 |
| An active composition for an electrode of an electrochemical cell. The active composition comprises an active electrode material and a conductive polymer. The electrochemical cell is preferably a battery cell or a fuel cell. |
| 7227221 |
Multiple bit chalcogenide storage device |
June 5, 2007 |
| Multi-terminal chalcogenide memory cells having multiple binary or non-binary bit storage capacity and methods of programming same. The memory cells include a pore region containing a chalcogenide material along with three or more electrical terminals in electrical communication ther |
| 7227170 |
Multiple bit chalcogenide storage device |
June 5, 2007 |
| Multi-terminal chalcogenide memory cells having multiple binary or non-binary bit storage capacity and methods of programming same. The memory cells include a pore region containing a chalcogenide material along with three or more electrical terminals in electrical communication ther |
| 7226675 |
Very low emission hybrid electric vehicle incorporating an integrated propulsion system includin |
June 5, 2007 |
| A very low emission hybrid electric vehicle incorporating an integrated propulsion system which includes a fuel cell, a metal hydride hydrogen storage unit, an electric motor, high specific power, high energy density nickel-metal hydride (NiMH) batteries, and preferably a regenerative |
| 7217473 |
Mechanical and thermal improvements in metal hydride batteries, battery modules, and battery pac |
May 15, 2007 |
| Mechanically and thermally improved rechargeable batteries, modules and fluid-cooled battery pack systems. The battery is prismatic in shape with an optimized thickness to width to height aspect ratio which provides the battery with balanced optimal properties when compared with prismati |
| 7211541 |
Mg--Ni hydrogen storage composite having high storage capacity and excellent room temperature ki |
May 1, 2007 |
| A hydrogen storage composite material having a Mg--Ni based alloy with a coating of a catalytically active metal deposited on at least a portion of a surface of said Mg--Ni based alloy. The coating is less than about 200 angstroms thick and preferably is formed from iron or palladium. Th |
| 7201857 |
Performance enhancing additive material for the nickel hydroxide positive electrode in rechargea |
April 10, 2007 |
| A conductive additive for the positive nickel electrode for electrochemical cells which provides increased performance by suppressing an oxygen evolution reaction occurring parallel to the oxidation of nickel hydroxide, increasing conductivity of the electrode and/or consuming oxygen |
| 7186999 |
Error reduction circuit for chalcogenide devices |
March 6, 2007 |
| An error reduction circuit for use in arrays of chalcogenide memory and computing devices. The error reduction circuit reduces the error associated with the output response of chalcogenide devices. In a preferred embodiment, the output response is resistance and the error reduction c |
| 7186998 |
Multi-terminal device having logic functional |
March 6, 2007 |
| A multi-terminal logic device. The device includes a phase change material having crystalline and amorphous states in electrical communication with three or more electrical terminals. The phase change material is able to undergo reversible transformations between amorphous and crystallin |
| 7175751 |
Method and apparatus for electrorefining impure hydrogen |
February 13, 2007 |
| A method and system for electrochemically purifying an impure stream of hydrogen. Hydrogen is absorbed into a gas diffusion anode from the impure hydrogen stream and oxidized to form hydrogen ions and electrons which are released into an alkaline solution. An electrolytic cathode also |
| 7172710 |
Performance enhancing additive material for the nickel hydroxide positive electrode in rechargea |
February 6, 2007 |
| A conductive additive for the positive nickel electrode for electrochemical cells which provides increased performance by suppressing an oxygen evolution reaction occurring parallel to the oxidation of nickel hydroxide, increasing conductivity of the electrode and/or consuming oxygen |
| 7132193 |
Fuel cell |
November 7, 2006 |
| A fuel cell. The anode of the fuel cell comprises a hydrogen oxidation catalyst comprising a finely divided metal particulate. The metal particulate may be a nickel and/or nickel alloy particulate having a particle size less than about 100 Angstroms. |
| 7113474 |
Increased data storage in optical data storage and retrieval systems using blue lasers and/or pl |
September 26, 2006 |
| An optical recording medium includes a crystallizing layer for enhancing the crystallization of a phase change memory layer, an energy storage layer for aiding the state transformations of a phase change memory layer, and/or a modifying element for increasing absorption and contrast |
| 7108757 |
Hydrogen storage alloys providing for the reversible storage of hydrogen at low temperatures |
September 19, 2006 |
| A reversible hydrogen storage alloy capable of storing large amounts of hydrogen and delivering reversibly large amounts of hydrogen at temperatures ranging from 0.degree. C. up to 40.degree. C. The hydrogen storage alloy is generally composed of titanium, vanadium, and chromium. The |
| 7097933 |
Catalyst for fuel cell oxygen electrodes |
August 29, 2006 |
| A catalyst having catalytically active material supported on a carrier matrix. The catalytically active material may be a mixed-valence, nanoclustered oxide(s), an organometallic material or a combination thereof. The supported catalytic material is particularly useful for catalyzing |
| 7085155 |
Secured phase-change devices |
August 1, 2006 |
| An electronic device for securing the contents of data storage and processing elements. The device includes a security element and a phase-change element connected in a parallel arrangement. The security element is a three-terminal device, having an ON state and an OFF state which di |
| 7070878 |
Multi-layered oxygen electrode with peroxide decomposition catalyst |
July 4, 2006 |
| A layered oxygen electrode incorporating a peroxide decomposition catalyst. The design of the oxygen electrode promotes oxygen dissociation and absorption within the oxygen electrode. The oxygen electrode has differing layers of hydrophobicity which allow chemical impregnation of the |
| 7033699 |
Fuel cell cathodes and their fuel cells |
April 25, 2006 |
| Fuel cell cathodes and instant startup fuel cells employing the cathodes. The cathodes operate through the valency change mechanism of redox couples which uniquely provide multiple degrees of freedom in selecting the operating voltages available for such fuel cells. Such cathodes pro |
| 7029600 |
High capacity hydrogen storage material based on catalyzed alanates |
April 18, 2006 |
| A complex aluminum hydride doped with a catalytic material adapted to increase the kinetics of hydrogen absorption/desorption of the aluminum hydride without reducing the hydrogen storage capacity of the aluminum hydride. |
| 7023009 |
Electrically programmable memory element with improved contacts |
April 4, 2006 |
| An electrically operated memory element comprising a phase-change memory material, a first electrical contact and a second electrical contact. At least one of the electrical contact being a thin-film layer having a sidewall electrical coupled to the memory material. |
| 7018740 |
Fuel cell cathode with redox couple |
March 28, 2006 |
| Fuel cell oxygen electrode and instant startup fuel cells employing such oxygen electrode. The oxygen electrode operates through the mechanism of redox couples which uniquely provide multiple degrees of freedom in selecting the operating voltages available for such fuel cells. Such o |
| 7008706 |
Drive system incorporating a hybrid fuel cell |
March 7, 2006 |
| A vehicle drive system powered by a hybrid fuel cell including at least one cathode, at least one anode, and at least one auxiliary electrode. The auxiliary electrode works in combination with the anode to provide a current as a rechargeable battery while the anode and cathode work in |
| 6998184 |
Hybrid fuel cell |
February 14, 2006 |
| A hybrid fuel cell/battery including at least one cathode, at least one anode, and at least one auxiliary electrode. The auxiliary electrode works in combination with the anode to provide a current as a rechargeable battery while the anode and cathode work in combination to provide a |
| 6991719 |
Method for producing and transporting hydrogen |
January 31, 2006 |
| A method for the production and storage of hydrogen. The hydrogen is produced via electrolysis and as the hydrogen is formed it is absorbed into a hydrogen storing cathode. Once the hydrogen storing cathode has become completely hydrided, it is shipped to end users as a metal hydride |
| 6989216 |
Fuel cell with overmolded electrode assemblies |
January 24, 2006 |
| A fuel cell utilizing parallel flow of a hydrogen stream, an oxygen stream, and an electrolyte solution with respect to the electrodes, while maintaining mechanical support within the fuel cell. The fuel cell utilizes electrode assemblies having a frame overmolded around the electrod |
| 6969867 |
Field effect chalcogenide devices |
November 29, 2005 |
| Multi-terminal field effect devices comprising a chalcogenide material. The devices include a first terminal, a second terminal and a field effect terminal. Application of a gate signal to the field effect terminal modulates the current passing through the chalcogenide material between |
| 6969866 |
Electrically programmable memory element with improved contacts |
November 29, 2005 |
| A memory element comprising a volume of phase change memory material; and first and second contact for supplying an electrical signal to the memory material, wherein the first contact comprises a conductive sidewall spacer. Alternately, the first contact may comprise a contact layer havi |
| 6967344 |
Multi-terminal chalcogenide switching devices |
November 22, 2005 |
| Multi-terminal electronic switching devices comprising a chalcogenide material switchable between a resistive state and a conductive state. The devices include a first terminal, a second terminal and a control terminal. Application of a control signal to the control terminal modulate |
| 6964826 |
Coated catalytic material with a metal phase in contact with a grain boundary oxide |
November 15, 2005 |
| An industrial catalyst having: a support; a plurality of metallic particulates distributed throughout the support; and a metal at least partially covering the surface of the support.A method for making a catalyst including the steps of: forming a support with non-noble metal particulates |
| 6963893 |
Methods of factoring and modular arithmetic |
November 8, 2005 |
| A method of factoring numbers in a non-binary computation scheme and more particularly, a method of factoring numbers utilizing a digital multistate phase change material. The method includes providing energy in an amount characteristic of the number to be factored to a phase change mate |
| 6960406 |
Electrode utilizing fluorinated carbon |
November 1, 2005 |
| A fluorinated carbon based gas diffusion layer for use in hydrogen and oxygen electrodes. The fluorinated carbon based gas diffusion layer provides for uniform distribution of hydrogen or oxygen across the electrode while maintaining a high level of hydrophobicity within the gas diff |
