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| Number | Title | Issue Date |
| 8426063 | Method of electrically connecting cell terminals in a battery pack A battery pack that economically and reliably interconnects a large number of small form-factor battery cells. A conducting plate with a plurality of sets of tabs protruding from a flat surface of the conducting plate is used to connect electrical terminals of a plu... | 04/23/2013 |
| 8399128 | Bus bar holder A bus bar holder for connecting electrode terminals of a plurality of batteries arranged in a lengthwise direction, the bus bar holder including a bus bar holder plate having an opening in a lengthwise direction thereof and configured such that at least some electro... | 03/19/2013 |
| 8343656 | Battery electrode production method According to the present invention, formation of a compound material layer is carried out by a method that includes a step of forming a binder solution layer 56 by applying a binder solution 50 containing a binder 54 to a current collector 10... | 01/01/2013 |
| 8338026 | Positive electrode active material, and positive electrode and lithium secondary battery including the same Provided is a positive electrode active material. The positive electrode active material includes: a small-diameter active material having an average particle diameter of about 0.5 μm and a maximum particle diameter of less than about 1 μm; and a large-diameter ac... | 12/25/2012 |
| 8334071 | Non-aqueous electrolyte secondary battery, electrode used for secondary battery, and method of manufacturing electrode A non-aqueous electrolyte secondary battery includes an electrode body including a positive electrode and a negative electrode superimposed upon each other with a separator interposed therebetween. The negative electrode is superimposed upon the positive electrode i... | 12/18/2012 |
| 8329338 | Battery with current-collector connector The metal foil of the positive electrode 1a or the negative electrode 1b in the power generating element 1 is connected along the connecting plate portion 2b which is folded, twisted, and provided in a protruding cond... | 12/11/2012 |
| 8318347 | Lithium ion secondary battery In a lithium ion secondary battery including a flat-plate electrode assembly which is configured by stacking the positive electrode, the separator, and the negative electrode in the thickness direction thereof, each of the positive electrode and the negative electro... | 11/27/2012 |
| 8318345 | Electrode assembly and lithium rechargeable battery using the same An electrode assembly comprising an electrode tab or an electrode plate substrate which has an identification mark formed thereon and a lithium rechargeable battery using the same are disclosed. This identification mark makes it possible to easily check the record o... | 11/27/2012 |
| 8318346 | Lithium ion battery A lithium ion battery includes an electrode assembly having a first electrode plate folded into a V-shaped sectional surface, a second electrode plate which is inserted into an inner-side surface of the first electrode plate and which has an opposite polarity to the... | 11/27/2012 |
| 8318348 | Pouch-type secondary battery A pouch-type secondary battery including: an electrode assembly comprising a positive electrode plate, a negative electrode plate and a separator; a negative electrode tab electrically connected to the negative electrode plate and having a first tab tape; and a posi... | 11/27/2012 |
| 8268483 | Pouch-type secondary battery A pouch-type secondary battery including: an electrode assembly comprising a positive electrode plate, a negative electrode plate and a separator; a negative electrode tab electrically connected to the negative electrode plate and having a first tab tape; and a posi... | 09/18/2012 |
| 8232004 | Power storage device, and method for manufacturing power storage device A power storage device has a stack including positive electrodes and negative electrodes that are stacked on top of each other with electrolytes interposed in-between. A positioning member is inserted into a positioning hole that is formed in the stack so as to pene... | 07/31/2012 |
| 8192865 | Negative electrode for hybrid energy storage device A negative electrode for a hybrid energy storage device includes a current collector; a corrosion-resistant conductive coating secured to at least one face of the current collector; a sheet comprising activated carbon adhered to the corrosion-resistant conductive co... | 06/05/2012 |
| 8142928 | Systems and methods for rechargeable battery collector tab configurations and foil thickness Systems and methods for configuring tabs on a rechargeable battery may include a current collector comprising one or more collector foil and one or more tabs connected to the collector foil for conveying generated current from the current collector. The tabs may be ... | 03/27/2012 |
| 8084158 | Battery tab location design and method of construction A compact, robust, multifunctional and highly manufacturable rechargeable cylindrical electrochemical cell is provided. In some embodiments, a cell can include a spirally wound assembly having an anode sheet and a cathode sheet separated by separator membranes, each... | 12/27/2011 |
| 8043746 | Electrical connection for a storage cell An electrical storage cell is provided comprising a container (2) carrying an electrode plate group (9) comprising alternating positive and negative electrodes flanking electrolyte-impregnated separators, a current output terminal (7) passing th... | 10/25/2011 |
| 8034481 | Pouch-type secondary battery A pouch-type secondary battery including: an electrode assembly comprising a positive electrode plate, a negative electrode plate and a separator; a negative electrode tab electrically connected to the negative electrode plate and having a first tab tape; and a posi... | 10/11/2011 |
| 8034482 | Battery having current-collection structure The metal foil of the positive electrode 1a or the negative electrode 1b in the power generating element 1 is connected along the connecting plate portion 2b which is folded, twisted, and provided in a protruding cond... | 10/11/2011 |
| 8021781 | Jelly-roll type electrode assembly and secondary battery employing the same A jelly-roll type electrode assembly having a negative electrode plate having a negative electrode coated portion coated with a negative electrode active material layer, and a negative electrode uncoated portion disposed at an end of the negative electrode plate tha... | 09/20/2011 |
| 7998616 | Negative electrode for hybrid energy storage device A negative electrode for a hybrid energy storage device includes a current collector; a corrosion-resistant conductive coating secured to at least one face of the current collector; a sheet comprising activated carbon adhered to the corrosion-resistant conductive co... | 08/16/2011 |
| 7989106 | Bipolar battery cell and assembled battery for a vehicle The invention relates to a bipolar battery cell having a built-in discharge circuit that can automatically balance the charged conditions. The bipolar battery cell includes a plurality of bipolar electrodes, each including a collector having a positive-electrode lay... | 08/02/2011 |
| 7989107 | Lithium-ion secondary battery A lithium-ion secondary battery where a current collecting member and a foil are joined to each other securely while damage of the foil is suppressed is provided. The lithium-ion secondary battery is provided with a winding group obtained by winding a positive elect... | 08/02/2011 |
| 7955732 | Collecting plate and secondary battery with the same A secondary battery includes an electrode group with both positive and negative electrodes and a separator interposed therebetween and a case wherein the electrode group is located. A cap assembly is combined with the case, seals it, and is electrically connected to... | 06/07/2011 |
| 7892675 | Electrochemical device having ultrasonic weld attaching weld material to electrode tab An electrochemical device has one or more electrodes in electrical communication with a tab assembly. The tab assembly includes an ultrasonic weld bonding one or more weld materials to a tab extending from the one or more electrodes. ... | 02/22/2011 |
| 7887952 | Secondary battery A secondary battery includes: an electrode assembly having a winding including a positive electrode, a negative electrode, and a separator interposed therebetween, the winding centered around a winding axis; a case adapted to receive the electrode assembly, the wind... | 02/15/2011 |
| 7736802 | Electrochemical cell current collector comprising solid area for coated film measurements A current collector for use in an electrochemical cell comprising a conductive substrate including a frame comprising at least one frame conductor providing a closed perimeter; a mesh grid within the frame; and a first solid area bounded by a perimeter, the perimete... | 06/15/2010 |
| 7736803 | Non-aqueous electrolyte secondary battery A non-aqueous electrolyte secondary battery is provided and includes a battery element in which a positive electrode having a positive electrode active material layer provided on a positive electrode collector and a negative electrode having a negative electrode act... | 06/15/2010 |
| 7727672 | Battery, method of manufacturing the same, method of manufacturing weldment, and pedestal A metal plate and an electrode in a polymer lithium ion secondary battery or the like are welded certainly, and it is accomplished to further improve the reliability and the durability thereof. Each of an upper metal plate (7a) and a lower metal plate ... | 06/01/2010 |
| 7727671 | Electrode tab for spiral wound battery A closed battery, according to the invention, comprises a substantially flat box-type outer case 60 having electrical conductivity, provided with an opening on one side in the longitudinal direction thereof and other peripheral sides that are closed, a spiral... | 06/01/2010 |
| 7718312 | Battery The metal foil of the positive electrode 1a or the negative electrode 1b in the power generating element 1 is connected along the connecting plate portion 2b which is folded, twisted, and provided in a protruding cond... | 05/18/2010 |
| 7709147 | Storage battery and production method thereof A storage battery includes: a bottomed metal case (10) accommodating an electrolyte and a collector (7) having a flat plate connected to one side of an electrode assembly (5) containing a strip-shaped positive electrode plate (1), a strip... | 05/04/2010 |
| 7678501 | Storage battery manufacturing method which uses a polar plate having a foamed-metal electrode substrate and joins a current collector to the electrode substrate, and storage battery obtained through the manufacturing method In the present invention, the electrode assembly is first formed, and then a tab portion is formed by compressing an active material unfilled portion in an electrode having a foamed-metal electrode substrate (Tab Portion Formation Step). Accordingly, in the manufact... | 03/16/2010 |
| 7608360 | Rechargeable battery and method for its production The present invention relates to a rechargeable battery having a plurality of cells each having a plurality of positive and negative electrode plates, the positive and negative electrode plates electrically isolated from one another by separators and having output l... | 10/27/2009 |
| 7585591 | Battery including rolled electrodes and straight lead terminals A battery includes a unit cell including spirally rolled electrodes, a jacket having a recessed section, a cathode lead terminal, and an anode lead terminal. The unit cell is placed in the recessed section, the recessed section is covered with a portion of the jacke... | 09/08/2009 |
| 7541112 | Electrochemical bundle and method for making same The invention provides an EC bundle having a plurality of cells. In turn, each cell respectively comprises: a pair of sheet-like electrodes; electrolyte interposed between the electrodes; and a sheet like current collecting element. The sheet-like current collecting... | 06/02/2009 |
| 7488556 | Battery module and its method of manufacture A rechargeable battery that prevents a concentration of stress on a coupling portion of a lead tab and a cap assembly at a time of bending the lead tab so as to not damage the coupling portion includes: an electrode assembly having a first electrode, a second electr... | 02/10/2009 |
| 7479349 | Batteries including a flat plate design A battery having flat, stacked, anode and cathode layers. The battery can be adapted to fit within an implantable medical device. ... | 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 |
| 7425386 | Electrode group for battery and non-aqueous electrolyte secondary battery using the same An electrode group for a battery including a positive electrode and a negative electrode wound into a spiral with a separator interposed therebetween, wherein the positive electrode includes a positive electrode current collector and positive electrode material mixt... | 09/16/2008 |
| 7416811 | Electric storage battery construction and method of manufacture An electric storage battery and method of manufacture thereof. Active material (78) is removed from both sides of the outer end (88) of the negative electrode (70) in a jellyroll (84) to allow room for adhesive tape (96) to secure ... | 08/26/2008 |
