Inventor
NAKATSUKA SABURO
JP13 patents
Patents
13 patentsUS6068110AMay 30, 2000
Holder for cylindrical cell in conveyor system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD77 citations93
US6605388B1Aug 12, 2003
Battery cell electrode core plate, fabrication method therefor, and battery cell made therewith
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US6632562B1Oct 14, 2003
Battery module composed of a plurality of serially connected cells, and method and structure for connecting cells
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations89
US5718395AFeb 17, 1998
Spiral electrode assembly manufacturing apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations86
US6688201B1Feb 10, 2004
Thin sheet punching device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations83
US6202271B1Mar 20, 2001
Method and apparatus for manufacturing expanded mesh sheet and battery using this expanded mesh sheet
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations83
US6322922B1Nov 27, 2001
Sealed battery and method for manufacturing same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations72
US6541152B1Apr 1, 2003
Cylindrical battery and method and device for manufacturing thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations71
US5659946AAug 26, 1997
Method of manufacturing a multicell battery
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations71
US6827567B2Dec 7, 2004
Powder compression molding method and apparatus and dry cell
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations70
US4662533AMay 5, 1987
Safety valve device for enclosed cells
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations68
US6830845B2Dec 14, 2004
Cylindrical battery and method and device for manufacturing thereof
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations60
US6558594B2May 6, 2003
Powder compression molding method for producing cathode pellets for dry cells
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations59