Inventor
HAMAMATSU TAKEO
JP12 patents
⚠️ This page may combine multiple inventors who share the name “HAMAMATSU TAKEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
11 patentsUS6579640B1Jun 17, 2003
Sealed rectangular battery and manufacturing method for the same
SANYO ELECTRIC CO60 citations94
US5629111AMay 13, 1997
Nickel electrode active material; a nickel electrode and a nickel alkali storage cell using such nickel electrode active material; and production methods of such material, electrode, and cell
SANYO ELECTRIC CO19 citations92
US5688616ANov 18, 1997
Non-sintered nickel electrode with excellent over-discharge characteristics, an alkaline storage cell having the non-sintered nickel electrode, and a manufacturing method of the non-sintered nickel electrode
SANYO ELECTRIC CO16 citations81
US5672447ASep 30, 1997
Non-sintered nickel electrode with excellent over-discharge characteristics, an alkaline storage cell having the non-sintered nickel electrode, and a manufacturing method of the non-sintered nickel electrode
SANYO ELECTRIC CO17 citations81
US5691086ANov 25, 1997
Nickel active material for use in alkali storage cells and its manufactuiring method
SANYO ELECTRIC CO17 citations73
US6103424AAug 15, 2000
Rectangular battery
SANYO ELECTRIC CO10 citations71
US4887349ADec 19, 1989
Method and apparatus for manufacturing electrode for battery
SANYO ELECTRIC CO11 citations69
US6399244B1Jun 4, 2002
Hermetically sealed rectangular battery
SANYO ELECTRIC CO10 citations63
US6338915B1Jan 15, 2002
Hermetically sealed storage battery
SANYO ELECTRIC CO3 citations61
US6468687B1Oct 22, 2002
Alkaline storage battery with reinforced separators
SANYO ELECTRIC CO5 citations59
US6653023B1Nov 25, 2003
Rectangular battery
SANYO ELECTRIC CO1 citations51