Inventor
HIRAI SHOICHI
JP19 patents
⚠️ This page may combine multiple inventors who share the name “HIRAI SHOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
11 patentsUS5873510AFeb 23, 1999
Repetitive striking type pneumatically operated nail gun
HITACHI KOKI KK165 citations99
US6763992B2Jul 20, 2004
Driving depth adjusting mechanism for a nailer
HITACHI KOKI KK35 citations92
US6572000B2Jun 3, 2003
Driving tool
HITACHI KOKI KK39 citations92
US6220496B1Apr 24, 2001
Nailing machine
HITACHI KOKI KK52 citations92
US7063053B2Jun 20, 2006
Combustion type power tool having fin for effectively cooling cylinder
HITACHI KOKI KK15 citations84
USD497299SOct 19, 2004
Portable gas nailing machine
HITACHI KOKI KK9 citations74
US7255257B2Aug 14, 2007
Pneumatically operated power tool having mechanism for changing compressed air pressure
HITACHI KOKI KK7 citations72
US7210431B2May 1, 2007
Combustion-type power tool with exhaust gas flow regulating rib
HITACHI KOKI KK6 citations63
US7131404B2Nov 7, 2006
Combustion-type power tool having gas canister cooling arrangement
HITACHI KOKI KK2 citations63
US7093743B2Aug 22, 2006
Pneumatically operated power tool having mechanism for changing compressed air pressure
HITACHI KOKI KK2 citations61
US7490582B2Feb 17, 2009
Combustion type power tool having fin for effectively cooling cylinder
HITACHI KOKI KK0 citations52