About 25 results
https://drivepatents.com/patents/1071544 · 28 Dec 2005
In a nonaqueous electrolyte secondary cell comprising a rolled-up electrode unit (4) encased in a cell can (1), a striplike current collector forming an electrode has an edge (48) projecting from at least one of opposite ends of the electrode unit. [0002] ...
https://drivepatents.com/patents/1072626 · 16 Nov 2005
In a nonaqueous electrolyte secondary cell comprising a rolled-up electrode unit 4 encased in a cell can 1, a striplike current collector forming an electrode has an edge 48 projecting from at least one of opposite ends of the electrode unit. A current col...
https://drivepatents.com/patents/1085226 · 4 Aug 2004
A negative electrode current collector for a non-aqueous electrolyte secondary battery comprising copper or a copper alloy, characterized in that the copper or copper alloy has a ratio I/Iof an intensity Iof a peak attributed to (200) plane to an intensity...
https://drivepatents.com/patents/1101673 · 18 Sep 2002
The invention is directed to an electrochemical cell. having at least one of its electrodes produced by coating a slurry mixture of an active material, possibly a conductive additive, and a binder dispersed in a solvent and contacted to a perforated curren...
https://drivepatents.com/patents/1110163 · 19 Sep 2001
In a nonaqueous electrolyte secondary cell comprising a rolled-up electrode unit 4 encased in a cell can 1, a striplike current collector forming an electrode has an edge 48 projecting from at least one of opposite ends of the electrode unit. A current col...