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| Number | Title | Issue Date |
| 8163040 | Method for manufacturing cylindrical battery and groove-forming processing device of cylindrical battery A method for manufacturing a cylindrical battery includes allowing a cylindrical battery case (5) with a bottom to contain an electrode plate group, carrying out a groove-forming processing on an outside periphery of an opening of the battery case, disposing ... | 04/24/2012 |
| 8083812 | Solid-electrolyte battery and manufacturing method therefor A solid-electrolyte battery and a method therefor are disclosed with which the energy density can be raised and the heavy-load resistance can be improved so as to prevent deposition of lithium. The solid-electrolyte battery incorporates an elongated positive electro... | 12/27/2011 |
| 7931997 | Multi-material high temperature fuel cell seals A fuel cell stack includes a plurality of fuel cells, a plurality of interconnects and a multi-material seal comprising a first seal material and a second seal material, where the second seal material first forms an effective seal at a higher temperature than the fi... | 04/26/2011 |
| 7867292 | Prismatic rechargeable battery and method for producing such a battery A method for producing a prismatic rechargeable battery that includes providing a battery housing comprising a plurality of cell vessels separated by intermediate walls. The method also includes providing contact connector plates on opposite sides of each of the int... | 01/11/2011 |
| 7867294 | Triazine compounds for removing acids and water from nonaqueous electrolytes for electrochemical cells A process is provided to produce non-aqueous electrolytic solution for use in batteries having low acid content and low water content. The invention involves removing acids and water from non-aqueous electrolytic solutions typically found in lithium or lithium-ion b... | 01/11/2011 |
| 7867293 | Method for providing an electrochemical cell having a pocket seperator design A method of manufacturing an electrochemical cell is described. A separator sheet segregating the anode from direct contact with the cathode is folded back upon itself along a crease with an upper portion at least partially sealed to a lower portion along an aligned... | 01/11/2011 |
| 7857867 | Sealed battery and method of manufacturing the sealed battery An object is to provide a sealed battery with reduced electric resistance from a power generation element to an external terminal of the battery and a method of manufacturing the same. A sealed battery 100 comprises a power generation element 120 inclu... | 12/28/2010 |
| 7820337 | Electrochemical device An electrochemical device has an armor; a structure housed in the armor and having a separator disposed between first and second electrodes; and external terminals with respective leads connected to the first and second electrodes of the structure, respectively, and... | 10/26/2010 |
| 7785377 | Sealed battery and method for manufacturing the same A sealed battery includes a metal case which functions as a connection terminal of one polarity and an electrode post which is mounted to the case in an insulated manner and functions as a connection terminal of the other polarity. A sealing section with electrical ... | 08/31/2010 |
| 7722684 | Roll-good fuel cell fabrication processes, equipment, and articles produced from same Fabricating roll-good fuel cell material involves laminating first and second bonding material webs having spaced apart windows to first and second surfaces of a fuel cell membrane web. First and second active regions of the membrane web are positioned within the re... | 05/25/2010 |
| 7686854 | Silicone seal for bipolar plates in a PEM fuel cell Seal means for sealing a bipolar plate to a membrane in a PEM fuel cell stack. The seal includes a thin layer of a cross-linkable silicone composition disposed between the bipolar plate and the membrane. The layer is applied as a liquid to either the plate or the me... | 03/30/2010 |
| 7641705 | 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... | 01/05/2010 |
| 7608118 | Preconditioning fuel cell membrane electrode assemblies A method is presented for preconditioning fuel cell membrane electrode assemblies for use in fuel cell systems which includes exposure to saturated steam at superatmospheric pressures, typically for at least 10 minutes and more typically at least 25 minutes. Typical... | 10/27/2009 |
| 7594938 | Enclosed nickel-zinc primary battery, its anode and production methods for them A high-capacity enclosed nickel-zinc primary battery excellent in characteristics such as capacity maintenance factor, energy density, and high-efficient discharge characteristics, an anode using it, and a production method for them. An enclosed nickel-zinc primary ... | 09/29/2009 |
| 7550018 | Method of producing a sealing arrangement for a fuel cell stack and a sealing arrangement for a fuel cell stack A method is provided for producing an electrically insulating sealing arrangement for a fuel cell stack which comprises a plurality of fuel cell units that succeed one another along a stack direction by means of which the housings of the fuel cell units are connecta... | 06/23/2009 |
| 7544219 | Gasketed membrane-electrode-assembly and fuel cell system employing the same The present invention relates to a gasketed membrane-electrode assembly comprising gaskets arranged on each side of a membrane-electrode assembly including a cathode, an anode, and a polymer electrolyte membrane, in which the gaskets are multilayered films comprisin... | 06/09/2009 |
| 7510583 | Cell electrode plate and process for producing the same A cell electrode plate in which at least one of opposite widthwise ends of longitudinally discontinuous exposed portions with no coatings made of electrode active material on a core member made of metal foil includes pass-by transition portions for press rolls, the ... | 03/31/2009 |
| 7458996 | Rechargeable lithium battery and process for the production thereof A thin rechargeable lithium battery having a battery main body enclosed between sealing members (a) and (b), at least sealing member (a) having a concave portion that extends to either side from a central position so as to have a peripheral collar portion (a-i) whic... | 12/02/2008 |
| 7455701 | Cooling plate module with integral sealing element for a fuel cell stack A bipolar cooling plate module used in fuel cell stacks contains an anode-side terminal plate and a cathode-side terminal plate, in which at least one of the surfaces of the two terminal plates facing towards one another contains coolant channels. The two terminal p... | 11/25/2008 |
| 7445647 | Method for making a single unit fuel cell A method for making fuel cells is disclosed and includes placing catalyst strips on an anode side and a cathode side of a proton exchange membrane disposed between carbon bases. The method includes metalizing at least two collectors, and drilling a plurality of path... | 11/04/2008 |
| 7432007 | Molded fuel cell plates with seals A fuel cell unit incorporates a pair of plates; one plate an anode, the other a cathode. Respective anode and cathode plates are physically bonded together to form such pairs; wherein pluralities of the pairs are secured together to form commercially available fuel ... | 10/07/2008 |
| 7410512 | Bipolar electronics package A sealed electronics package comprising a tubular case wall including first and second conductive portions electrically separated by an insulative partition, a hermetic seal between the insulative partition and the first conductive portion, a hermetic seal between t... | 08/12/2008 |
| 7410726 | Electrical battery assembly and method of manufacture The method includes filling a case through a fill-hole in a cover of a case. The case is configured to hold an electrode assembly having at least one positive electrode and at least one negative electrode. The method also includes plugging the fill-hole with a plug.... | 08/12/2008 |
| 7399321 | Soldering method of nonaqueous-electrolyte secondary-battery In a method of reflow soldering, a non-aqueous electrolyte secondary battery is discharged to a first discharge voltage different from a second discharge voltage at an inflection point in a discharge curve of the non-aqueous electrolyte secondary battery having an a... | 07/15/2008 |
| 7378187 | Integrated cap assembly of a secondary battery and fabricating method thereof An integrated cap assembly of a secondary battery. A cap lamination forms a top portion of the secondary battery and serves as a connection terminal while the secondary battery is charged or discharged. A gasket is molded integrally with the cap lamination in such a... | 05/27/2008 |
| 7363175 | Query based electronic battery tester An electronic battery tester for testing a storage battery provides a test output indicative of a condition of the battery. Electronic measurement circuitry provides a measurement output related to a condition of the battery. The battery condition is determined base... | 04/22/2008 |
| 7355841 | Configurations and methods for making capacitor connections An exemplary capacitor has a capacitor stack positioned in a case with a conductor positioned between the case and a lid. In one embodiment the conductor is positioned between the lid and an upper rim of the case and is welded to the lid and case. In one aspect, a c... | 04/08/2008 |
| 7347880 | Flat capacitor having staked foils and edge-connected connection members A method of joining a connection member to a capacitor foil using a staking tool having a tip of less than 0.030″ (0.762 mm) in diameter. Another embodiment couples multiple connection members of a capacitor together by edge-connecting each connection member to it... | 03/25/2008 |
| 7344800 | Battery design for implantable medical devices An improved battery design which is particularly suitable for use in an implantable medical device is disclosed. The design utilizes a two-part case for the battery contents which allows freedom with respect to feedthrough locations and battery shape. ... | 03/18/2008 |
| 7341806 | Battery having carbon foam current collector A battery cell includes a negative current collector and at least one carbon foam positive current collector disposed within the cell such that the negative current collector at least partially surrounds the at least one carbon foam positive current collector. An in... | 03/11/2008 |
| 7320846 | Bipolar battery and method for manufacturing the same A bipolar battery includes a bipolar electrode and an electrolyte layer. The bipolar electrode includes a current collector, a positive electrode layer formed on one surface of the current collector, and a negative electrode layer formed on the other surface of the ... | 01/22/2008 |
| 7312002 | Lithium secondary cell To improve an impregnation property of an electrolyte and the cycle characteristics, which have been a problem in the case of employing a casing having a variable shape. A lithium secondary cell comprising a casing having a variable shape, and a cell element having ... | 12/25/2007 |
| 7285139 | Battery constructed with indexing conveyor system and continuous terminal chain A method of constructing a battery using a control unit to cause battery components to be drawn through an automated conveyor system and between indexed positions on the conveyor system is provided. Positive terminals for a battery are attached to a first carrier st... | 10/23/2007 |
| 7276092 | Electrochemical element in the form of a button cell, and a method for producing an electrochemical element An electrochemical element in the form of a button cell having at least one lithium-intercalating electrode, wherein the cell cover or the cell cup has an opening which is closed in a sealed manner during the formation process. Once the formation process has been co... | 10/02/2007 |
| 7252902 | High-temperature resistant seal The invention relates to a high-temperature resistant seal, particularly a seal for use in a high-temperature fuel cell. The inventive seal comprises a structured metallic layer having at least one area on whose surface a filler is placed. The filler is comprised, i... | 08/07/2007 |
| 7241531 | Battery and a battery encapsulation A battery unit has a battery encapsulation formed by first and second encapsulation parts joined by a weld along a weld zone, with a battery contained in the battery encapsulation between the first and second encapsulation parts. Either the battery has a recess exst... | 07/10/2007 |
| 7238448 | Cathode for air assisted battery A cathode for an air recovery alkaline battery is disclosed. The cathode contains at least about 60% by weight MnO2 and at least about 2% by weight of a hydrophobic polymer; the MnO2 consists essentially of electrochemically synthesized MnO | 07/03/2007 |
| 7235328 | Electrochemical generator element and corresponding battery The invention concerns an electrochemical generator element (102) comprising successively a first electrode layer having a polarity (114), a first electrolyte layer (110), a second electrode layer with reverse polarity (108), a second ele... | 06/26/2007 |
| 7226271 | Apparatus and method for feeding plates The present invention is directed to a plate feeder and a method of supplying plates. The plate feeder supplies plates on an as-needed basis and includes a holding structure for holding a plate. A proximity sensor detects whether a plate is held by the holding struc... | 06/05/2007 |
| 7217300 | Method and apparatus for gasketing a fuel cell In a solid-oxide fuel cell assembly comprising a plurality of components having electrically-conductive mating surfaces therebetween, the surfaces are sealed by gasket elements that include first and second silver braze alloy layers and a dielectric layer, formed pr... | 05/15/2007 |
