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| Number | Title | Issue Date |
| 8187343 | Methods of manufacturing electric double layer capacitor cell and electric double layer capacitor and apparatus for manufacturing electric double layer capacitor cell There are provided methods of manufacturing an electric double layer capacitor cell and an electric double layer capacitor and an apparatus for manufacturing an electric double layer capacitor cell. The method of manufacturing the electric double layer capacitor cel... | 05/29/2012 |
| 8038739 | Manufacturing method A method of making an article comprises a heat cured composition with at least one foil or sheet applied on one face of the cured composition. The article may be an electrode. The composition may comprise titanium suboxide. ... | 10/18/2011 |
| 7731766 | Molding a battery A mold for a battery, such as a secondary battery, and a method of molding a battery, such as a secondary battery, using the mold, uses a minimum amount of a molding substance, such as a resin, has its molding time shortened, and has a safety vent of a can being pre... | 06/08/2010 |
| 7648538 | Battery Unit cells are held in a plate frame to form a cell module. A plurality of the cell modules is laminated in a thickness direction of the frame to form a laminated structure of unit cells. The cell unit is pressurized with heat sinks from both sides in the direction ... | 01/19/2010 |
| 7569083 | Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodes In a gas diffusion electrode assembly, and in an electrolyzer using the same, a bonding piece having on at least one surface a perfluorosulfonic acid layer, a perfluorosulfonyl fluoride layer or an alkyl ester of perfluorocarboxylic acid layer is positioned at its p... | 08/04/2009 |
| 7544220 | Welding methods and apparatus for batteries Embodiments of the invention provide an electrochemical cell including an electrode assembly having one or more of the electrodes being coupled to a feedthrough assembly. The one or more electrodes each include a connection tab. The connection tab extends a distance... | 06/09/2009 |
| 7503942 | Method of making electrochemical device In a method of making an electrochemical device including an electrochemical element comprising a pair of opposing electrode layers, a separator layer disposed between the pair of electrode layers, and an electrolyte existing between the pair of electrode layers; an... | 03/17/2009 |
| 7481853 | Method for producing non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery comprising: a positive electrode plate including an outer jacket comprising a sheet-shaped positive electrode current collector and a positive electrode active material layer formed on an inner surface of the outer jacket ... | 01/27/2009 |
| 7442465 | Jelly-roll type electrode assembly, lithium secondary battery having the same, and method for manufacturing the same A jelly-roll type electrode assembly, a lithium secondary battery having the same, and a method for manufacturing the same are provided. The electrode assembly comprises a deformation prevention core which simplifies the manufacture of a lithium secondary battery an... | 10/28/2008 |
| 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 |
| 7389580 | Method and apparatus for thin-film battery having ultra-thin electrolyte A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is suppl... | 06/24/2008 |
| 7384433 | Densification of compressible layers during electrode lamination A compressible and deformable layer is densified and laminated to a layer of a material that is relatively resistant to stretching. The densification and bonding take place in a single step. As used in fabrication of electrodes, for example, electrodes for double la... | 06/10/2008 |
| 7348096 | Flexible thin printed battery and device and method of manufacturing same A flat, flexible electrochemical cell is provided. The within invention describes various aspects of the flat, flexible electrochemical cell. A printed anode is provided that obviates the need for a discrete anode current collector, thereby reducing the size of the ... | 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 |
| 7326492 | Laminate sheet, laminate battery and related method A laminate battery is provided with a tab, an electric power generating element connected to the tab, and a laminate sheet allowing the electric power generating element to be accommodated. The laminate sheet includes a metallic layer and a thermally welding resin l... | 02/05/2008 |
| 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 |
| 7316794 | Continuous production of catalyst coated membranes A process for the production of catalyst coated membranes, especially catalyst coated membranes for use in fuel cells, that includes applying followed by drying of an electrocatalyst coating composition, a polymeric dispersion and a second electrocatalyst coating co... | 01/08/2008 |
| 7288343 | Structure and methods of fabricating binding layers for a Li-ion polymer battery A Li-ion polymer battery and methods for its fabrication. A first and second layer, of a polymer/particulate material composition, separate and bind each anode and cathode. The polymer of the first layer and its associated solvent differ from the polymer of the seco... | 10/30/2007 |
| 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 |
| 7258821 | Nickel-rich quaternary metal oxide materials as cathodes for lithium-ion and lithium-ion polymer batteries Positive electrode-active materials for use in lithium-ion and lithium-ion polymer batteries contain quaternary composite oxides of manganese, nickel, cobalt and aluminum where one of the four is present at levels of over 70 mol percent. The composite oxides can be ... | 08/21/2007 |
| 7255948 | Fuel-cell reactant delivery and circulation device Fuel cells equipped with a self-contained gas- or air-lift which circulates fuel through the channels of the separator plate of the fuel cell via gaseous carbon dioxide produced by the reaction of the membrane electrode assembly and the fuel are provided. Also provi... | 08/14/2007 |
| 7255944 | Sealing structure of fuel cell and manufacturing method of same A stack structure of a fuel cell according to an aspect of the invention includes a plurality of separators of the fuel cell, and a protruding portion which has a tip portion that contacts a reference portion of an assembly jig during assembly of the fuel cell. Sinc... | 08/14/2007 |
| 7244280 | Method for producing electrochemical device A method for producing an electrochemical device which exhibits improved output performance and improved durability in thermal, chemical, and mechanical is provided. The electrochemical device includes a first electrode, a second electrode, and an ion exchange membr... | 07/17/2007 |
| 7245107 | System and method for battery charge control based on a cycle life parameter A charging and discharging strategy for a rechargeable battery pack is disclosed. The strategy involves monitoring and learning the battery pack's condition (a cycle life parameter) in terms of its progression through its life cycle. The life cycle parameter may be ... | 07/17/2007 |
| 7214250 | Lithium secondary cell The invention provides a lithium secondary cell including an inner electrode body impregnated with a non-aqueous electrolyte, made up of a positive electrode and a negative electrode each made of at least one metallic foil wound or laminated together and collectors ... | 05/08/2007 |
| 7200504 | Measuring temperature change in an electronic biomedical implant The change in temperature of an implanted electronic device can be determined by providing power to one or more circuit elements included in the implanted electronic device, wherein the circuit elements comprise a non-crystal oscillator. A shift in the output freque... | 04/03/2007 |
| 7194801 | Thin-film battery having ultra-thin electrolyte and associated method A method and system for fabricating solid-state energy-storage devices including fabrication films for devices without an anneal step. A film of an energy-storage device is fabricated by depositing a first material layer to a location on a substrate. Energy is suppl... | 03/27/2007 |
| 7186352 | Microfluidic systems with embedded materials and structures and method thereof Described herein is a process for fabricating microfluidic systems with embedded components in which micron-scale features are molded into the polymeric material polydimethylsiloxane (PDMS). Micromachining is used to create a mold master and the liquid precursors fo... | 03/06/2007 |
| 7175929 | Fuel cell, method of manufacturing the same, and fuel cell stack including the same A fuel cell includes: a membrane electrode assembly (MEA) including a polyelectrolyte membrane having first and second sides to which a fuel electrode and an air electrode are joined, respectively; a fuel electrode housing having an internal face on which a fuel cha... | 02/13/2007 |
| 7173806 | Electrode for electric chemical capacitor, manufacturing method and apparatus thereof An electrode for an electrochemical capacitor includes a sheet-like current collector and a polarizable electrode layer. The polarizable electrode layer is provided on the current collector with a predetermined bare portion left. The polarizable electrode layer has ... | 02/06/2007 |
| 7160415 | Gel electrolyte battery A gel electrolyte battery in which adhesion between a layer of an active material of an electrode and a gel electrolyte is raised to provide for sufficient mobility of lithium ions, and a method for the preparation of the gel electrolyte battery. The gel electrolyte... | 01/09/2007 |
| 7150768 | Method of assembling a cell comprising a plurality of anode and cathode plates stacked together A cell such as a lithium ion cell consists of an anode and a cathode comprising respective lithium ion insertion materials, separated by an electrolyte. A practical cell may be made by stacking a plurality of anode plates (14) and cathode plates (12) a... | 12/19/2006 |
| 7147677 | Bipolar plate assembly, fuel cell stacks and fuel cell systems incorporating the same A layered bipolar plate assembly and fuel cell stacks and fuel cell systems incorporating the same. In some embodiments, the bipolar plate assembly includes a structural metal that provides strength to the assembly and a conductive metal that provides favorable elec... | 12/12/2006 |
| 7141332 | Lightweight prismatic packaging structure for electrochemical devices and assembly method of the same The present invention pertains to lightweight, hard and leakproof prismatic packaging structures for electrochemical devices and economical method of assembly and hermetic sealing of said structures by plastic layers attached to their metal walls. Metal welding is a... | 11/28/2006 |
| 7131190 | Membrane electrode assembly and method of manufacturing a membrane electrode assembly A method for fabricating membrane electrode assembly includes providing an anode side diffusion layer structure and a cathode side diffusion layer structure with a layer of membrane electrolyte therebetween. The diffusion layer structures include diffusion segments,... | 11/07/2006 |
| 7128765 | Method for providing a one-piece header assembly for hermetic battery terminal feedthrough, fill and closure designs An electrochemical cell having plate electrodes housed inside mating “clam shell” casing components. is described. When mated together, the casing components are form fitting with respect to the internal battery structure so as to reduce the overall size of the ... | 10/31/2006 |
| 7125431 | Method for adhesion of wound electrodes or electrode lamination for use in a lithium-ion secondary battery A method for adhesion of wound electrodes or electrode lamination for use in a lithium-ion secondary battery, comprising acts of dissolving a polymer applied on electrode sheets in a selected solvent; applying the solvent containing polymer on surfaces of the electr... | 10/24/2006 |
| 7105253 | Method of and apparatus for manufacturing lithium secondary cell A method of manufacturing a lithium secondary cell capable of preventing an active material layer from oxidation and moisture absorption is obtained. This method of manufacturing a lithium secondary cell comprises steps of forming an active material layer on a colle... | 09/12/2006 |
| 7097672 | Metal separator for fuel cell and bonding method there of A metal separator 10 for a fuel cell is configured such that, after forming through-holes 11b and 12b on a first separator member 11 and a second separator member 12, rising wall sections 11c and 12 | 08/29/2006 |
| 7077876 | Method of installing an edgepiece on a battery plate A method for placing an edge piece on a battery plate includes bending a thin strip of bendable plastic material into an open top, U-shaped channel. The channel is then cut into an edge piece having a length which is substantially equal to the edge of the battery pl... | 07/18/2006 |
