Inventor
KAWAKAMI YO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “KAWAKAMI YO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
5 patentsUS5199626AApr 6, 1993
Combustion gas powered tool
HITACHI KOKI KK64 citations94
US5090606AFeb 25, 1992
Combustion gas powered fastener driving tool
HITACHI KOKI KK60 citations94
US4913331AApr 3, 1990
Internal-combustion piston driving apparatus having a decompression channel
HITACHI KOKI KK119 citations94
US4773581ASep 27, 1988
Combustion gas powered tool
HITACHI KOKI KK117 citations94
US5558571ASep 24, 1996
Portable grinder
HITACHI KOKI KK43 citations89