Inventor · disambiguated record
Hitoshi Okabe
Also filed as: OKABE HITOSHI
7 granted patents·5 pending applications·91 citations·filing 1987–2020
84Inventor score
Top patents by PatentIndex Score
12 records- 0177US6437275B1Vacuum circuit-breaker, vacuum bulb for use therein, and electrodes thereofHITACHI LTD·Filed 1998·Granted Aug 20, 2002·27 cites·15 claims
- 0271US6248969B1Vacuum circuit breaker, and vacuum bulb and vacuum bulb electrode used thereforHITACHI LTD·Filed 1998·Granted Jun 19, 2001·24 cites·14 claims
- 0366US6902488B2Lateral steady acceleration simulation system for railway vehicleTOKAI RYOKAKU TETSUDO KK·Filed 2001·Granted Jun 7, 2005·11 cites·7 claims
- 0459US4833562ARotary magnetic head cylinder device for suppressing vibrations ofa magnetic tapeHITACHI LTD·Filed 1987·Granted May 23, 1989·13 cites·6 claims
- 0558US5763848AElectrode for vacuum circuit breakerHITACHI LTD·Filed 1996·Granted Jun 9, 1998·16 cites·16 claims
- 0647US2004014011A1Ride quality simulator for railwayFiled 2001·Application pending·0 cites
- 0743US10100881B2Clutch sealNOK CORP·Filed 2013·Granted Oct 16, 2018·0 cites·19 claims
- 0841US2022205537A1Sealing deviceNOK CORP·Filed 2020·Application pending·0 cites
- 0938US2014086652A1Fixation member and fixation apparatus having the fixation memberNOK CORP·Filed 2013·Application pending·0 cites
- 1037US8336514B2Internal combustion engine including plasma generating deviceTSUTSUMIZAKI TAKASHI·Filed 2008·Granted Dec 25, 2012·0 cites·18 claims
- 1136US2002117476A1Vacuum circuit-breaker, vacuum valve for use therein, and electrodes thereofHITACHI LTD·Filed 2002·Application pending·0 cites
- 1226US2016282400A1Equipment failure prediction system, equipment failure prediction device and equipment failure prediction methodHITACHI LTD·Filed 2016·Application pending·0 cites
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