Inventor · disambiguated record
Kazumitsu Ishikawa
Also filed as: ISHIKAWA KAZUMITSU
14 granted patents·191 citations·filing 1991–2013
91Inventor score
Top patents by PatentIndex Score
14 records- 0189US5243142APrinted wiring board and process for producing the sameHITACHI AIC INC·Filed 1991·Granted Sep 7, 1993·88 cites·7 claims
- 0284US6555756B2Printed wiring board having cavity for mounting electronic parts therein and method for manufacturing thereofHITACHI AIC INC·Filed 2001·Granted Apr 29, 2003·46 cites·16 claims
- 0374US9802799B2Chain blockKITO KK·Filed 2013·Granted Oct 31, 2017·4 cites·10 claims
- 0472USD667380SSwitch for hoistISHIKAWA KAZUMITSU·Filed 2011·Granted Sep 18, 2012·21 cites·1 claims
- 0563US8997964B2Load sensitive magnetic clutch deviceKASAI TAKAYUKI·Filed 2011·Granted Apr 7, 2015·2 cites·6 claims
- 0657US6600214B2Electronic component device and method of manufacturing the sameHITACHI AIC INC·Filed 2001·Granted Jul 29, 2003·9 cites·5 claims
- 0748USD704412SChain hoistKITO KK·Filed 2013·Granted May 6, 2014·6 cites·1 claims
- 0847US10053342B2Chain blockKITO KK·Filed 2013·Granted Aug 21, 2018·0 cites·9 claims
- 0947US7907045B2Hoisting machineKITO KK·Filed 2008·Granted Mar 15, 2011·1 cites·5 claims
- 1045USD704413SChain hoistKITO KK·Filed 2013·Granted May 6, 2014·5 cites·1 claims
- 1140US9284172B2Manual chain blockISHIKAWA KAZUMITSU·Filed 2011·Granted Mar 15, 2016·0 cites·5 claims
- 1238USD704414SChain hoistKITO KK·Filed 2013·Granted May 6, 2014·3 cites·1 claims
- 1338USD704415SChain hoistKITO KK·Filed 2013·Granted May 6, 2014·3 cites·1 claims
- 1438USD704411SChain hoistKITO KK·Filed 2013·Granted May 6, 2014·3 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Kazumitsu Ishikawa 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 →