Inventor · disambiguated record
Hisatugu Ishikura
Also filed as: ISHIKURA HISATUGU
7 granted patents·246 citations·filing 1986–1990
88Inventor score
Files withHITACHI LTD7
Top patents by PatentIndex Score
7 records- 0186US4756375AMotor-driven power steering apparatusHITACHI LTD·Filed 1986·Granted Jul 12, 1988·65 cites·8 claims
- 0285US4875539AElectric power steering control systemHITACHI LTD·Filed 1988·Granted Oct 24, 1989·45 cites·20 claims
- 0381US4865148AVehicle height control apparatus responsive to power steering operationHITACHI LTD·Filed 1988·Granted Sep 12, 1989·45 cites·6 claims
- 0476US5105113APermanent-magnetic motor having anti-cogging structureHITACHI LTD·Filed 1990·Granted Apr 14, 1992·42 cites·10 claims
- 0562US4926960AElectric power steering apparatus for vehicleHITACHI LTD·Filed 1988·Granted May 22, 1990·21 cites·4 claims
- 0659US5033565AMotor-driven power steering apparatusHITACHI LTD·Filed 1989·Granted Jul 23, 1991·18 cites·8 claims
- 0745US4960178AMotor-driven power steering apparatusHITACHI LTD·Filed 1988·Granted Oct 2, 1990·10 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →