Inventor
ISHIZAWA YOSHINORI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “ISHIZAWA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI KOKI KK
25 patentsUS5873510AFeb 23, 1999
Repetitive striking type pneumatically operated nail gun
HITACHI KOKI KK165 citations99
US6006975ADec 28, 1999
Pneumatically operated nail driver
HITACHI KOKI KK98 citations98
US5647525AJul 15, 1997
Driver blade for a percussion tool
HITACHI KOKI KK75 citations96
US5090606AFeb 25, 1992
Combustion gas powered fastener driving tool
HITACHI KOKI KK60 citations94
US7322505B2Jan 29, 2008
Nail gun provided with duster function
HITACHI KOKI KK16 citations93
US6783050B2Aug 31, 2004
Nail gun provided with duster function
HITACHI KOKI KK19 citations93
US7299959B2Nov 27, 2007
Urged magazine for a fastener driving tool
HITACHI KOKI KK20 citations92
US7014089B2Mar 21, 2006
Trigger valve apparatus for pneumatic tool
HITACHI KOKI KK17 citations92
US6779699B2Aug 24, 2004
Pneumatically operated nail gun having cylinder floating prevention arrangement
HITACHI KOKI KK44 citations92
US6745928B2Jun 8, 2004
Trigger valve apparatus for pneumatic tool
HITACHI KOKI KK17 citations92
USD466781SDec 10, 2002
Pneumatic nailing machine
HITACHI KOKI KK44 citations92
US5495973AMar 5, 1996
Nail gun having safety device for preventing accidental firings
HITACHI KOKI KK47 citations89
US7441683B2Oct 28, 2008
Fastener driving tool
HITACHI KOKI KK14 citations84
US7325709B2Feb 5, 2008
Fastener driving tool and magazine device
HITACHI KOKI KK14 citations84
US7243831B2Jul 17, 2007
Fastener driving tool
HITACHI KOKI KK17 citations84
USD519809SMay 2, 2006
Portable pneumatic nailer
HITACHI KOKI KK8 citations74
USD432882SOct 31, 2000
Pneumatic nailing machine
HITACHI KOKI KK13 citations74
US10744629B2Aug 18, 2020
Fastener driving tool
HITACHI KOKI KK3 citations73
US9967920B2May 8, 2018
Electric device outputting light, wind, heat or sound
HITACHI KOKI KK5 citations72
US9669529B2Jun 6, 2017
Driving tool with push lever configured to contact housing
HITACHI KOKI KK2 citations72
US7757921B2Jul 20, 2010
Driving machine
HITACHI KOKI KK5 citations63
US7395953B2Jul 8, 2008
Fastener driving tool
HITACHI KOKI KK4 citations63
US7322501B2Jan 29, 2008
Fastener driving tool
HITACHI KOKI KK5 citations63
US7398647B2Jul 15, 2008
Pneumatically operated fastener driving tool
HITACHI KOKI KK4 citations62
US7156012B2Jan 2, 2007
Pneumatically operated fastener driving tool
HITACHI KOKI KK4 citations62