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| Number | Title | Issue Date |
| 7931978 | Electrochemical power source using halogenated organic compounds Halogenated organic compounds that are inexpensive and are readily available have been used to present the examples of the invention. These chemicals, when in contact with water experience a reaction that releases oxy-halogenated acid. These compounds are weak acids... | 04/26/2011 |
| 7833671 | Apparatus for hydrogen-air mixing in a fuel cell assembly and method A fuel cell assembly and method is disclosed for the mixing and heating of hydrogen and air in the fuel cell assembly and introducing the heated hydrogen and air to the fuel cell assembly during a starting operation to heat the fuel cell assembly to militate against... | 11/16/2010 |
| 7807311 | Apparatus for hydrogen-air mixing in a fuel cell assembly and method A fuel cell assembly and method is disclosed for the mixing and heating of hydrogen and air in the fuel cell assembly and introducing the heated hydrogen and air to the fuel cell assembly during a starting operation to heat the fuel cell assembly to militate against... | 10/05/2010 |
| 7432011 | Actuated electrochemical power source An actuated galvanic cell is described which generated electric current responsive to introduction of electrolyte from a secondary containment means. Also housed within the containment means is a propellant which serves to drive the electrolyte from the containment ... | 10/07/2008 |
| 7261960 | Apparatus and method for internal stack temperature control A fuel cell includes a cathode layer, an anode layer and a heat exchange plate. The heat exchange plate is in heat exchange relationship with one of the anode layer and cathode layer. The heat exchange plate includes a series of heating channels formed therein. The ... | 08/28/2007 |
| 7244528 | Aluminum negative electrode battery Disclosed is an aluminum negative electrode battery comprising a closed space provided by at least one member including a hydrogen gas permeating member that contains an organic material having a He gas permeability of 2×10−10 (cm3(STP)cm/se... | 07/17/2007 |
| 7238446 | Active electrode composition with conductive polymeric binder 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. ... | 07/03/2007 |
| 7078118 | Performance enhancing break-in method for a PEM fuel cell A performance enhancing break-in method for a proton exchange membrane (“PEM”) fuel cell (12) includes cycling potentials of an anode electrode (14) and a cathode electrode (16) from a first potential to a second potential and back to the fi... | 07/18/2006 |
| 7056358 | Method for using high rate lithium electrochemical cell containing SVO/CFchi/SVo sandwich cathodes having γ-SVO and mixture of γ-SVO/ε-SVO A method for powering an implantable medical device with a lithium electrochemical cell having a sandwich cathode electrode of SVO/CFx/SVO active materials is described. A preferred cathode is of a γ-SVO/CFx/γ-SVO or (γ+ε)-SVO/CFx | 06/06/2006 |
| 7019494 | Methods of charging lithium sulfur cells Disclosed is a method of charging a lithium-sulfur electrochemical cell wherein the lithium-sulfur cell comprises a cathode comprising an electroactive sulfur-containing material, an anode comprising lithium, and a nonaqueous electrolyte. ... | 03/28/2006 |
| 6955866 | Coated lithium electrodes Batteries including a lithium anode stabilized with a metal-lithium alloy and battery cells comprising such anodes are provided. In one embodiment, an electrochemical cell having an anode and a sulfur electrode including at least one of elemental sulfur, lithium sul... | 10/18/2005 |
| 6926991 | SVO/CFx parallel cell design within the same casing A new cathode design has a first cathode active material of a relatively low energy density but of a relatively high rate capability contacted to a first cathode current collector and a second cathode active material having a relatively high energy density but of a ... | 08/09/2005 |
| 6844106 | Electrochemical cell with reduced height fillport An electrochemical cell including a cell enclosure, a fill tube, a ball, a closing button, an anode, a cathode, and an electrolyte. The cell enclosure defines an internal volume and includes a cover forming a fillport through hole. The fill tube is separately formed... | 01/18/2005 |
| 6844108 | Ultraminiaturized reserve battery cell To compliment the drawback of the conventional large-size reserve battery cell inapplicable to a small electronic system, disclosed is a super-slim reserve battery cell sized merely several millimeters in its entirety including micro-size battery elements sized abou... | 01/18/2005 |
| 6790243 | Lithium-ion cell and method for activation thereof A lithium-ion cell includes a carbonaceous anode and a lithiated metal oxide cathode, with a plastic spacer therebetween and liquid electrolyte containing lithium salts. The cell stands for a period of time aller electrolyte is added. The cell is then charged at a f... | 09/14/2004 |
| 6765363 | Micro power supply with integrated charging capability An integrated micro power supply is disclosed. In an exemplary embodiment, the micro power supply includes a microbattery formed within a substrate and an energy gathering device for capturing energy from a local ambient environment. An energy transforming device is... | 07/20/2004 |
| 6706440 | Apparatus and method for injecting liquid into container The present invention provides a liquid injection apparatus for injecting liquid into a container, comprising an injection chamber, a container for a liquid to be injected and entirely sealed except an injection port is placed in the injection chamber with the injec... | 03/16/2004 |
| 6605375 | Method of activating hydrogen storage alloy electrode A method of activating a hydrogen storage alloy electrode. The method comprises the step of applying current cycles to the electrode where each current cycle includes a forward pulse effective to at least partially charge the electrode and a reverse pulse... | 08/12/2003 |
| 6589686 | Method of fuel cell activation A method of activating a metal hydride electrode of an alkaline fuel cell. The method comprises the step of applying current cycles to the anode where each current cycle includes a forward current effective to at least partially charge the electrode and a... | 07/08/2003 |
| 6530145 | Fixture and method for liquid electrolyte impregnation of a battery cell A fixture, for liquid electrolyte impregnation of an electrochemical cell, includes a base on which a cap is removably provided. The base includes a nest that receives the electrochemical cell. The cap includes a fill port in communication with the nest. ... | 03/11/2003 |
| 6465121 | Method for distributing electrolyte in batteries A method for activating electrochemical cells including the steps of sealing the electrochemical cells in a container with an activating electrolyte solvent and salt, treatment steps, such as the application of compression and decompression cycles to the ... | 10/15/2002 |
| 6187464 | Method for activating fuel cell A method for activating a polymer electrolyte type fuel cell comprising at least one unit cell which is configured by including a proton conductive polymer electrolyte, an electrode layer having a catalytic activity arranged on the both faces of said poly... | 02/13/2001 |
| 6103410 | Start up of frozen fuel cell During start up, a fuel cell is warmed to operating temperature by introducing a dilute hydrogen/air mixture into the normal process oxidant channels of the fuel cell where it reacts with a noble metal or noble metal alloy catalyst to produce heat at subf... | 08/15/2000 |
| 6091230 | Voltage recovery method for a zinc-air battery A method of recovering and restoring the voltage in a zinc-air battery that has dropped below a first threshold. The method includes the steps of decoupling essentially all loads from the zinc-air battery and permitting the voltage to stabilize, sampling ... | 07/18/2000 |
| 6077622 | Recycling method of nickel-hydrogen secondary battery A method of recycling a deteriorated nickel-hydrogen battery. Concentrated sulfuric acid containing at least one of Ni ions, Co ions and La ions is poured into the deteriorated nickel-hydrogen battery and the interior thereof is cleaned with the concentra... | 06/20/2000 |
| 6030719 | Lithium ion electrolytic cell having a controlled electrode surface interface The present invention is directed to a lithium ion electrolytic cell having a controlled electrode surface interface, and, an associated electrochemical process. The lithium ion electrolytic cell includes an electrode with a carbonaceous surface and a pas... | 02/29/2000 |
| 5963008 | Method and apparatus for electroacoustic battery sonication Electroacoustic battery sonication rehabilitates a battery by decreasing metallic shorting across battery elements through sonication. Sonication may be produced by application of an electrical signal of selected frequency to the terminals of a battery, t... | 10/05/1999 |
| 5840442 | Method for activating an alkaline rechargeable battery There is provided a battery activating method for an alkaline rechargeable battery, in which the capacity is not decreased even when the battery voltage is decreased by continuous load connection or self discharge. The temperature at the start of charging... | 11/24/1998 |
| 5708349 | Alkaline secondary battery manufacturing method, alkaline secondary battery positive electrode, alkaline secondary battery, and a method of manufacturing an initially charged alkaline secondary battery Disclosed is a method of manufacturing an alkaline secondary battery improved in the positive electrode utilization, the large-current discharge characteristic, the discharge capacity, and the capacity recovery ratio after storage. This method of manufact... | 01/13/1998 |
| 5686201 | Rechargeable positive electrodes Disclosed are positive electrodes containing active-sulfur-based composite electrodes. The cells include active-sulfur, an electronic conductor, and an ionic conductor. These materials are provided in a manner allowing at least about 10% of the active-sul... | 11/11/1997 |
| 5587133 | Delithiated cobalt oxide and nickel oxide phases and method of preparing same LiCoO2 and LiNiO2 are fully delithiated electrochemically using solid state electrolytic cells and oxidation resistant electrolytes to yield new phases of CoO2 and NiO2.... | 12/24/1996 |
| 5578393 | Thermal contact sheet for high temperature batteries A high temperature battery has battery cells designed to generate electricity electrochemically at a temperature greater than room temperature. The battery has a housing containing the cells. A glass contact member is positioned between the cells and the ... | 11/26/1996 |
| 5512160 | Nickel-cadmium battery activation process A nickel-cadmium cell is activated by means of a formation cycling process in which electrolyte is partially removed and replenished between cycles and the ultimate electrolyte level is controlled by centrifugation following cycling.... | 04/30/1996 |
| 5495250 | Battery-powered RF tags and apparatus for manufacturing the same An RF tag (20) includes a low profile battery power source (22). The RF tag includes an electrically insulating substrate 21, an RF transmitter (24) on the substrate for transmitting a predetermined identification code, and the battery (22). The battery i... | 02/27/1996 |
| 5455123 | Method for making an electrochemical cell A method for making a primary cell comprising a lithium anode and an iodine containing cathode. The cell is first subjected to a preliminary conditioning at a predetermined time/temperature to effect a reduction in the impedance of the cell followed by ce... | 10/03/1995 |
| 5409786 | Inactive electrochemical cell having an ionically nonconductive polymeric composition activated by electrolyte salt solution A cathode is comprised of a major amount of active cathode material and a binding amount of an ionically nonconductive prepolymeric composition. Polymer electrolyte electrochemical cells can be made using these cathodes.... | 04/25/1995 |
| 5405714 | Method for activating an alkaline storage cell employing a non-sintered type nickel positive electrode Disclosed is a method for activating a cell employing a non-sintered type nickel positive electrode. The electrode has metallic cobalt powder and either nickel oxyhydroxide in the range of 60 wt % or less excluding 0 wt % or dischargeable higher oxidized ... | 04/11/1995 |
| 5401279 | Filling mat-immobilized-electrolyte batteries Filling a mat-immobilized-electrolyte battery with electrolyte. The battery's container includes a cover having two openings therein. The battery is laid on its side and electrolyte introduced thereinto through the lowermost opening. The electrolyte enter... | 03/28/1995 |
| 5356732 | Alkaline storage cell activation method The present invention discloses a method for activating an alkaline storage cell comprising a non-sintered type nickel positive electrode comprised of a metallic cobalt powder. The method comprises a first step for fabricating the alkaline storage cell, a... | 10/18/1994 |
| 5201924 | Filling mat-immobilized-electrolyte batteries Filling a mat-immobilized-electrolyte battery with electrolyte by injecting the electrolyte into the battery container beneath a galvanic cell element preplaced therein such that the electrolyte rises upwardly through the element.... | 04/13/1993 |
