Inventor
UTSUMI HIROMU
JP4 patents
Patents
4 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