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7264903 |
Battery cells having improved power characteristics and methods of manufacturing same
A battery cell having significantly improved capacity utilization at high discharge rates while maintaining much of the energy content and other feature advantages of typical cylindrical or...
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7264904 |
Cylindrical battery cell having improved power characteristics and methods of manufacturing same
A battery cell, such as a cylindrical alkaline cell, is disclosed having significantly improved capacity utilization at high discharge rates while maintaining much of the energy content and other...
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7258951 |
Lithium secondary battery
A lithium secondary battery exhibiting good mechanical properties and using a thin negative current collector is provided. The lithium secondary battery includes a positive electrode formed by...
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7258952 |
Lithium polymer secondary cell
A lithium polymer secondary battery comprising a negative electrode, a positive electrode and an electrolyte layer between both electrodes, wherein the negative electrode and the positive electrode...
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7252689 |
Method for fabricating lithium ion secondary battery
By using a winding type electrode plate assembly resistant to displacement by wind-up and buckling, a lithium ion secondary battery, capable of suppressing deterioration in cycle and storage...
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7250234 |
Lithium battery with retained gel-electrolyte
A microcomposite structure for use as a component of a lithium battery is formed from a liquid phase mixture by the removal of a solvent. The microcomposite structure includes a continuous...
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7235112 |
Micro-battery fabrication process including formation of an electrode on a metal strip, cold compression and removal of the metal strip
The electrodes are formed by surface coating and cold compression on metal strips. They are then assembled, by hot pressing, with an electrolytic membrane. The metal strips are then removed,...
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7229715 |
Anode for battery
An anode includes zinc particles. At least about 30% by weight of the zinc particles are spherical.
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7215532 |
Method and machine for manufacturing energy accumulating components, and components made thereby
A method for manufacturing electrical components of the energy-accumulating electrostatic or electrochemical type, consisting in winding at least two layers of a film on a support made of an...
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7211350 |
Nanostructure lithium titanate electrode for high cycle rate rechargeable electrochemical cell
Rechargeable electrochemical cells, such as lithium batteries and asymmetric hybrid battery/supercapacitor systems, exhibiting exceptional specific capacity levels and stability over extended...
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7204862 |
Packaged thin film batteries and methods of packaging thin film batteries
A packaged battery ( 10 ) and method of producing such is provided having a thin film lithium battery cell ( 11 ) sealably encased within a packaging layer ( 12 ). The battery cell ( 11 ) includes...
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7198865 |
System and method for removing an electrolyte from an energy storage and/or conversion device using a supercritical fluid
A system and method of removing an electrolyte from energy storage and conversion devices using a supercritical fluid are provided. The method includes placing a selected device in a container,...
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7195652 |
Method for forming compact chemical reactors with reactor frames
The invention relates to a method making a compact chemical reactor with high aspect ratio cavities comprising the steps: forming at least one intermediate assembly, consisting of: at least one...
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7195794 |
Method of making an electrolytic cell
A method of making an electrolytic cell in which an electrolyte layer of an intermediate sintered form is coated with a pre-coat layer containing electrically non-conductive particles of less than...
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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...
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7179562 |
Battery electrode assembly and fabrication method therefor
An electrode assembly and construction method therefor for use in small high performance batteries suitable for implantable medical device applications. The electrode assembly comprises a stack of...
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7175677 |
Methodology for making electrical contact from a button cell battery to a printed circuit board and a process for manufacturing the same
A button-type battery unit comprising an upper housing, a battery coupled to the upper housing, a printed circuit board and a lower housing. A positive battery terminal and a negative battery...
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7169508 |
Method of manufacturing anode compositions for use in rechargeable electrochemical cells
A method of manufacturing an anode composition for use in an electrochemical cell in which the anode comprises an electrochemically active material, the method comprising the steps of mixing the...
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7166391 |
Cobalt compound for use in alkaline storage battery, method for manufacturing the same, and positive electrode plate of alkaline storage battery employing the same
To provide an alkaline storage battery, a cobalt compound obtained by mixing a cobalt hydroxide powder and a sodium hydroxide powder and applying a heat treatment to the same in an atmosphere...
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7153611 |
Lithium secondary battery and method for manufacturing thereof
A lithium secondary battery comprising an electrode in which an active material layer which includes an active material that electrochemically occludes and releases lithium is formed on a current...
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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...
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7147675 |
Method and device for filling volatile liquids into the housing of electric components and for sealing the housing
The invention describes a method and a device for introducing volatile liquids into housings of electrical components, in particular of passive electrical components or of electrochemical cells,...
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7147676 |
Method of preparing a nickel positive electrode active material
A nickel metal hydride storage battery having an excellent charging efficiency at high temperatures is provided by using a positive electrode comprising nickel hydroxide particles and at least one...
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7138354 |
Method for the fabrication of an electrocatalyst layer
Electrocatalyst powders and methods for producing electrocatalyst powders, such as carbon composite electrocatalyst powders. The powders have a well-controlled microstructure and morphology. The...
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7132194 |
Non-aqueous electrolytic battery and its manufacturing method
A nonaqueous electrolyte battery with a higher energy density in which a useless part which has no contribution to the electromotive is reduced, and a method for manufacturing the same are...
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7129005 |
Polyimide matrix electrolyte and improved batteries therefrom
A battery includes an anode, a cathode, and a polymer matrix electrolyte (PME) separator disposed between the anode and the cathode. The PME separator includes a polyimide, at least one lithium...
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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...
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7125430 |
Manufacturing process and apparatus for electrically insulating layers of electrochemical cell laminates
A manufacturing process and an apparatus to carry out the process are disclosed which eliminate or at least significantly reduce the occurrence of damaging localized short circuits in the...
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7115340 |
Non-aqueous electrolyte secondary battery
A non-aqueous electrolyte secondary battery according to the present invention is characterized by including a non-aqueous electrolyte which contains at least one of vinylene carbonate derivatives...
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7108941 |
Flat battery and production method therefor
A positive electrode plate ( 7 ) and a negative electrode plate ( 8 ) are coiled around with a separator ( 9 ) interposed therebetween into a flat shape having a rectangular plan to obtain an...
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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...
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7101409 |
Primary lithium electrochemical cell
A primary electrochemical cell includes a cathode including lambda-manganese dioxide (λ-MnO 2 ), an anode including lithium or a lithium alloy, a separator interposed between the cathode and the...
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7101640 |
Screw-in vent plug for lead-acid batteries
A venting plug for a wet, lead-acid storage battery, a battery containing the same, a method of molding the venting plug body, and a mold for molding the venting plug body are disclosed. The...
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7097928 |
Battery and method of making a battery
A battery includes a can having a rectangular or triangular cross section, the can having a closed end and an open end, a cathode in the can, an anode in the can, a separator between the cathode...
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7090938 |
Method of preparing a solid oxide fuel cell
A solid oxide fuel cell having a multichannel electrode architecture and method for preparing the same, the method including forming a first carbon laden composition, including a first...
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7079376 |
Electric double layer capacitor, electrolyte battery and method for manufacturing the same
An electric double layer capacitor is provided with a cell, in which a pair of polarizable electrodes, which are impregnated with an electrolyte, are disposed in opposition on either side of a...
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7066970 |
Electrochemical cells
Electrochemical cells and methods of making cells are disclosed. In some embodiments, an electrochemical cell includes a housing, a negative electrode in the housing, a positive electrode in the...
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7060387 |
Secondary cell with improved electrode jelly-roll structure
A secondary cell capable of ensuring thermal and mechanical stabilities required for a high-capacity cell with a simple structure is provided. The secondary cell includes: a can; and an electrode...
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7060117 |
Rechargeable lithium battery
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...
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7060116 |
Method of binding a plurality of sealed battery cells
The combined battery of the present invention includes two end plates and a plurality of general cells stacked adjacent each other and bound by two end plates. The general cells are provided with a...
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7056615 |
Electrode for polymer electrolyte fuel cells and manufacturing method therefor
In an electrode for polymer electrolyte fuel cells comprising electron conducting particles carrying platinum and an ion conducting polymer, platinum particles formed by a microemulsion method are...
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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/CF x /SVO active materials is described. A preferred cathode is of...
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7049028 |
Method of manufacturing a lithium battery, a lithium battery and an electrical appliance
The invention relates to a method of manufacturing a lithium battery, which method includes the following steps: A) forming at least one anode and at least one cathode; B) forming at least one...
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7045252 |
Alkaline battery including lambda-manganese dioxide
An alkaline battery includes a cathode including lambda-manganese dioxide and gamma-manganese dioxide, an anode including zinc, a separator between the cathode and the anode, and an alkaline...
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7033702 |
Particulate electrode including electrolyte for a rechargeable lithium battery
A matted particulate electrode located between the current collector and a porous separator of a rechargeable lithium battery is described, which contains electro-active particles intermixed with...
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7033406 |
Electrical-energy-storage unit (EESU) utilizing ceramic and integrated-circuit technologies for replacement of electrochemical batteries
An electrical-energy-storage unit (EESU) has as a basis material a high-permittivity composition-modified barium titanate ceramic powder. This powder is double coated with the first coating being...
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7022431 |
Thin layer electrochemical cell with self-formed separator
A method of forming an electrochemical cell is disclosed. The method comprises contacting a negative pole layer and a positive pole layer one with the other or with an optional layer interposed...
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7022433 |
Negative active material, method of manufacturing its material, and lead acid battery
A negative active material is characterized by being prepared by adding a lignin having a unit structure represented by the formula (I) as the main structure to a lead oxide. Since the lignin of...
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7022434 |
Nickel-metal hydride storage battery and production method thereof
In order to obtain a nickel-metal hydride storage battery having a long cycle life and a low self-discharge rate, in a nickel-metal hydride storage battery comprising: a positive electrode...
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7022145 |
Lithium secondary battery
Disclosed is a lithium secondary battery comprising a positive electrode including a material that is capable of reversible intercalation/deintercalation of lithium ions as a positive active...
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