About 106 results
https://drivepatents.com/patents/990527 · 22 May 2013
The present invention provides a nonaqueous electrolyte secondary battery that includes inside a battery cell: a positive electrode; a negative electrode prepared by using a negative electrode paste containing a silicon-based negative electrode active mate...
https://drivepatents.com/patents/991770 · 17 Apr 2013
A nonaqueous electrolyte battery incorporating a case constituted by a laminate film and accommodating a unit cell such that the unit cell is sealed by heat welding; and electrode terminal leads electrically connected to electrodes which constitute the uni...
https://drivepatents.com/patents/985458 · 27 Mar 2013
Disclosed is a nonaqueous electrolyte secondary battery (100) which comprises a flat wound electrode body (120) wherein a positive electrode plate (121), which comprises a positive electrode collector foil (122) and a positive electrode active material lay...
https://drivepatents.com/patents/985294 · 27 Mar 2013
The present invention provides a negative electrode material for a non-aqueous electrolyte secondary battery that includes particles of a silicon-based active material, the particles of a silicon-based active material being coated with a film of an organos...
https://drivepatents.com/patents/994959 · 19 Dec 2012
An object of the invention is to provide a nonaqueous electrolytic solution which is capable of bringing about a nonaqueous-electrolyte secondary battery improved in initial charge capacity, input/output characteristics, and impedance characteristics, The ...
https://drivepatents.com/patents/995845 · 28 Nov 2012
A non-aqueous liquid electrolyte secondary battery comprising a anode electrode and a cathode electrode, capable of intercalating and deintercalating lithium ions, and a non-aqueous liquid electrolyte, having high charging capacity, capable of maintaining ...
https://drivepatents.com/patents/996043 · 14 Nov 2012
An electrode plate includes an active material coating portion on at least one surface of an electrode current collector, and an uncoated portion on the electrode current collector, the uncoated portion excluding the active material coating portion and inc...
https://drivepatents.com/patents/997437 · 10 Oct 2012
[Summary] [Problems to be Solved] Provided is a positive electrode material for an electrical device, which has high capacity and improved initial charge-discharge efficiency. [Means for Solving the Problem] Disclosed is a positive electrode material for a...
https://drivepatents.com/patents/999272 · 22 Aug 2012
The present invention relates to a method of making a cathode (16) for a battery (10), the method comprising: forming a slurry comprising iron disulfide and a solvent; applying the slurry to a substrate having a first side and a second side opposite the fi...
https://drivepatents.com/patents/999732 · 1 Aug 2012
A negative lower gasket (17) has a rib (17h) disposed along the outer periphery of a flat portion (17b) having a base of a negative current collector (12) disposed thereat. The height of the rib (H) is set to be more than a thickness of the negative lower ...