Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8187741 | Alkaline battery The present invention provides an alkaline battery which has high reliability and high cost performance and does not cause an internal short circuit resulting from gel leakage even when the filling densities of the positive and negative electrodes are reduced. In th... | 05/29/2012 |
| 8187740 | 3-D microbatteries based on interlaced micro-container structures An electrical energy storage device (20,70) includes a substrate (22), which is formed so as to define a multiplicity of micro-containers separated by electrically-insulating and ion-conducting walls (32). A first plurality of anodes (A) is disp... | 05/29/2012 |
| 8142920 | Ceramic, flexible membrane providing improved adhesion to the support fleece The present invention relates to a flexible ceramic membranes which, depending on embodiment, are useful as separators for batteries, especially lithium batteries and also as a process for their production. Ceramic or hybridic membranes have the advantage that, what... | 03/27/2012 |
| 8092935 | Reactive polymer-carrying porous film and process for producing the same A reactive polymer-supported porous film for a battery separator containing a substrate porous film of a porous film and a reactive polymer supported on the substrate porous film. The porous film has a temperature of 200° C. or more, at which a thickness of the por... | 01/10/2012 |
| 8076020 | Battery module The present invention provides to a battery module which is excellent in cooling performance of a battery and is improved in assembling easiness at low cast. A battery module 3 accommodates assembled battery blocks 20 arranged in series in an exterior ... | 12/13/2011 |
| 8053102 | Electric separator, method for the production and use thereof The present invention relates to electrical separators and to a process for making them. An electrical separator is a separator used in batteries and other arrangements in which electrodes have to be separated from each other while maintaining ion conductivity for e... | 11/08/2011 |
| 8053101 | Lithium ion rechargeable battery A lithium ion secondary battery in which an electrode assembly is easily impregnated with an electrolyte is provided. The lithium ion secondary battery includes an electrode assembly wrapped by a sealing tape, an upper insulating plate positioned on the top of the e... | 11/08/2011 |
| 8039140 | Separator for secondary electrical accumulators with gas recombination An absorbent battery separator comprising a substantially homogeneous blend of a thermoplastic polymer and of at least one inert filler, where the inert filler is pyrogenic silica, precipitated silica, titanium dioxide, magnesium carbonate, magnesium oxide and magne... | 10/18/2011 |
| 8012621 | Nickel-metal hydride battery using alkali ion conducting separator A nickel-metal hydride storage battery comprising a positive electrode containing nickel hydroxide, a negative electrode containing a hydrogen absorbing alloy, an alkaline electrolyte, and an alkali conducting separator provided between the positive electrode and th... | 09/06/2011 |
| 8003244 | Battery, especially a microbattery, and the production thereof using wafer-level technology The invention relates to a battery comprising an electrically non-conductive substrate (1) on which it is arranged, in addition to at least one cathode (4), one anode (6), and a separator/electrolyte layer (5) in the form of layers or fil... | 08/23/2011 |
| 7985497 | Multi-layer, microporous polyethylene membrane, its production method, and battery separator A multi-layer, microporous polyethylene membrane having at least two layers, which comprises (a) a microporous polyethylene resin layer A comprising high-density polyethylene A having 0.2 or more terminal vinyl groups per 10,000 carbon atoms when measured by infrare... | 07/26/2011 |
| 7985512 | Bipolar separator plate for use in a fuel cell assembly and for preventing poisoning of reforming catalyst An anode support for supporting an anode electrode in a fuel cell assembly in which the anode support has a first support member formed of a porous non-wettable material and a second support member abutting and joined with the second member and having a plurality of... | 07/26/2011 |
| 7951481 | Separator and cell using the same for use in solid polymer electrolyte fuel cell A separator for use in a solid polymer electrolyte fuel cell, including a membrane/electrode assembly including a fuel electrode and an oxidant electrode disposed on either side of a solid polymer electrolyte membrane; a first separator superposed against a surface ... | 05/31/2011 |
| 7939194 | Can type secondary battery A can type secondary battery. The can type secondary battery has a fixing unit for fixing an end portion of a terminal plate to an end portion of an insulation plate of a cap assembly in order to prevent a short circuit between the terminal plate and an electrode as... | 05/10/2011 |
| 7897279 | Jelly-roll type electrode assembly and secondary battery including the same An electrode assembly including a first electrode strip having a first electrode collector coated with at least a first electrode active material, an exposed portion of the first electrode collector attached with a first electrode tab; a second electrode strip havin... | 03/01/2011 |
| 7892672 | Polyolefin microporous membrane base for nonaqueous secondary battery separator, method for producing the same, nonaqueous secondary battery separator and nonaqueous secondary battery A nonaqueous secondary battery separator is provided that is excellent in heat resistance, shutdown characteristics, membrane resistance and handling property. The present invention is a polyolefin microporous membrane used for a nonaqueous secondary battery separat... | 02/22/2011 |
| 7892673 | Electric separator, method for making same and use thereof in high-power lithium cells The present invention relates to electrical separators and to a process for producing them. An electrical separator is a separator used in batteries and other arrangements in which electrodes have to be separated from each other while maintaining ion conducti... | 02/22/2011 |
| 7883818 | Process for producing proton-conducting polymer membranes, improved polymer membranes and the use thereof in fuel cells The present invention relates to a proton-conducting polymer membrane comprising polyazoles which is obtainable by a process comprising the steps A) preparation of a mixture comprising polyphosphoric acid, at least ... | 02/08/2011 |
| 7842422 | Membrane-electrode assembly for fuel cell and fuel cell comprising the same A polymer membrane-electrode assembly for a fuel cell includes an anode and a cathode, each of the anode and the cathode including a catalyst layer and an electrode substrate; and a polymer membrane placed between the anode and cathode. In the polymer membrane-elect... | 11/30/2010 |
| 7807286 | Electrical separator, method for making same and use thereof in high-power lithium cells This object is achieved by an electrical separator according to the invention, comprising a sheetlike flexible substrate having a multiplicity of openings and having a coating on and in said substrate, said substrate being a polymeric nonwoven and said coating being... | 10/05/2010 |
| 7790309 | Battery pack A battery pack includes a casing formed of an insulative material; a secondary battery disposed inside the casing; a control circuit-board disposed inside the casing and provided for charging and discharging the secondary battery; and a protection sheet formed of an... | 09/07/2010 |
| 7785736 | Jelly-roll type electrode assembly and secondary battery including the same An electrode assembly including a first electrode strip having a first electrode collector coated with at least a first electrode active material, an exposed portion of the first electrode collector attached with a first electrode tab; a second electrode strip havin... | 08/31/2010 |
| 7785735 | Microporous composite membrane and its producing method and use A microporous composite membrane comprising a microporous polyolefin membrane and a polypropylene-based coating layer formed on at least one surface of the microporous polyolefin membrane, the polypropylene having a mass-average molecular weight within a range of 5,... | 08/31/2010 |
| 7767333 | Separator for storage battery, storage battery and method of producing storage battery The separator for storage battery of the present invention is a separator for storage battery mainly composed of microfibrous glass and an expanded microcapsule which has been kept in shape with its shell rendered water-permeable by expansion is incorporated in the ... | 08/03/2010 |
| 7754375 | Lithium ion secondary battery and method for producing the same Disclosed is a lithium ion secondary battery wherein an active material layer of at least one of positive and negative electrodes, or a separator carries a porous insulating layer, and the surface of the active material layer or separator carrying the porous insulat... | 07/13/2010 |
| 7687194 | Battery unit, lithium polymer battery using the same, and method for manufacturing lithium polymer battery A battery unit with improved safety measures, a lithium polymer battery using the battery unit, and a method for manufacturing the lithium polymer battery are provided. The lithium polymer battery has a battery unit and a case accommodating the battery unit, wherein... | 03/30/2010 |
| 7678496 | Current collector of lead-acid storage battery, and lead-acid storage battery An object of the present invention is to take fundamental measures against the phenomenon that the positive current collector of a lead-acid battery elongates due to corrosion, in consideration of a mechanism, and to inhibit corrosion elongation. A current collector... | 03/16/2010 |
| 7678495 | Graphitic nanostructured battery A method and apparatus are disclosed wherein a battery comprises at least one electrode formed from a graphitic carbon nanostructured surface wherein the nanostructured surface consists of a plurality of nanoposts formed from graphitic carbon such that the graphitic... | 03/16/2010 |
| 7670716 | Electrochemical cells employing expandable separators An electrochemical cell is provided comprising a first electrode and a second electrode. A separator, which includes an expansion joint, surrounds and seals the first electrode. The separator may comprise a first major surface and a second major surface substantiall... | 03/02/2010 |
| 7666546 | Lithium secondary battery A lithium secondary battery includes an electrode assembly having first and second electrodes wound together with a separator interposed between them and an insulation case positioned on the electrode assembly. The insulation case is made of a resin or resin composi... | 02/23/2010 |
| 7666545 | Jelly-roll type electrode assembly and secondary battery including the same An electrode assembly including a first electrode strip having a first electrode collector coated with at least a first electrode active material, an exposed portion of the first electrode collector attached with a first electrode tab; a second electrode strip havin... | 02/23/2010 |
| 7618741 | Battery pack, charger and terminal block arrangements for cordless power tool system A battery pack, charger, and terminal blocks for the pack, charger and a cordless power tool are provided. The pack includes battery cells disposed between end caps within a bottom housing of the pack, and a potting boat for housing pack electronics electrically con... | 11/17/2009 |
| 7556883 | Current collector of lead-acid storage battery, and lead-acid storage battery An object of the present invention is to take fundamental measures against the phenomenon that the positive current collector of a lead-acid battery elongates due to corrosion, in consideration of a mechanism, and to inhibit corrosion elongation. A current collector... | 07/07/2009 |
| 7501199 | Fuel cell separator A mold for a use of making a fuel cell separator comprises: a first flow path forming portion to form a cooling medium flowing path, or to form an oxidizing gas flowing path, or to form a fuel gas flowing path; and an injection gate to shoot out a forming material s... | 03/10/2009 |
| 7479345 | Circuit assembly for battery pack or the like, and method of making the same A circuit assembly includes a first substrate formed with a first wiring pattern, a second substrate formed with a second wiring pattern, and a joint member for electrically and/or mechanically connecting the first substrate to the second substrate. The joint member... | 01/20/2009 |
| 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 |
| 7399555 | Non-aqueous electrolytic secondary battery A non-aqueous electrolyte secondary battery comprising: an electrode plate assembly; a non-aqueous electrolyte; and an outer jacket accommodating the electrode plate assembly and the non-aqueous electrolyte therein, the electrode plate assembly comprising a positive... | 07/15/2008 |
| 7396612 | Lithium ion secondary battery A lithium ion secondary battery includes a positive electrode capable of absorbing and desorbing lithium ion, a negative electrode capable of absorbing and desorbing lithium ion, a porous film interposed between the positive electrode and the negative electrode, and... | 07/08/2008 |
| 7354533 | Electrically conductive thermoset composition, method for the preparation thereof, and articles derived therefrom A conductive thermosetting composition comprises a functionalized poly(arylene ether), an alkenyl aromatic monomer, an acryloyl monomer, and a conductive agent. After curing, the composition exhibits good stiffness, toughness, heat resistance, and conductivity, and ... | 04/08/2008 |
| 7351494 | Electric separator, method for producing the same and the use thereof A separator based on a sheetlike flexible substrate having a multiplicity of openings and having a coating on and in the substrate, the material of the substrate being selected from woven or non-woven electrically nonconductive fibers of glass or ceramic or a combin... | 04/01/2008 |
