Inventor · disambiguated record
Haruhiko Oouchi
Also filed as: OOUCHI HARUHIKO
10 granted patents·57 citations·filing 2004–2016
86Inventor score
Top patents by PatentIndex Score
10 records- 0189US11185967B2Driving toolKOKI HOLDINGS CO LTD·Filed 2016·Granted Nov 30, 2021·10 cites·8 claims
- 0279US7013985B2Pneumatically operated screw driverHITACHI KOKI KK·Filed 2004·Granted Mar 21, 2006·24 cites·16 claims
- 0366US7255257B2Pneumatically operated power tool having mechanism for changing compressed air pressureHITACHI KOKI KK·Filed 2006·Granted Aug 14, 2007·7 cites·10 claims
- 0464US9669529B2Driving tool with push lever configured to contact housingHITACHI KOKI KK·Filed 2014·Granted Jun 6, 2017·2 cites·6 claims
- 0556US9061408B2Fastener driving toolISHIZAWA YOSHINORI·Filed 2011·Granted Jun 23, 2015·1 cites·3 claims
- 0655US8708209B2Driving toolOOUCHI HARUHIKO·Filed 2011·Granted Apr 29, 2014·2 cites·1 claims
- 0752USD526551SPortable gas nailing machineHITACHI KOKI KK·Filed 2006·Granted Aug 15, 2006·8 cites·1 claims
- 0848US7093743B2Pneumatically operated power tool having mechanism for changing compressed air pressureHITACHI KOKI KK·Filed 2004·Granted Aug 22, 2006·2 cites·8 claims
- 0946US7370559B2Pneumatically operated screw driverHITACHI KOKI KK·Filed 2004·Granted May 13, 2008·1 cites·9 claims
- 1044US7165478B2Pneumatically operated screw driverHITACHI KOKI KK·Filed 2004·Granted Jan 23, 2007·0 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Haruhiko Oouchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →