Inventor
MACHIDA TOYOJI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “MACHIDA TOYOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANYO ELECTRIC CO
6 patentsUS4997731AMar 5, 1991
Packed battery and method of making the same
SANYO ELECTRIC CO46 citations92
US5796588AAug 18, 1998
Electrical apparatus containing batteries
SANYO ELECTRIC CO80 citations90
US5443925AAug 22, 1995
Nonaqueous electrolyte battery
SANYO ELECTRIC CO38 citations90
US4783383ANov 8, 1988
Sealed type battery provided with safety valve means and method of manufacturing same
SANYO ELECTRIC CO29 citations90
US4709472ADec 1, 1987
Method of manufacturing spiral electrode assembly
SANYO ELECTRIC CO55 citations90
US4981490AJan 1, 1991
Packed battery and method of making the same
SANYO ELECTRIC CO9 citations70