Inventor · disambiguated record
Yuichi Ohkubo
Also filed as: OHKUBO YUICHI
7 granted patents·6 pending applications·61 citations·filing 1981–2010
84Inventor score
Top patents by PatentIndex Score
13 records- 0163US8390222B2Brushless motor driving circuitSEKI KUNIO·Filed 2010·Granted Mar 5, 2013·3 cites·2 claims
- 0262US5053650AMonolithic semiconductor integrated circuit device having current adjusting circuitHITACHI LTD·Filed 1989·Granted Oct 1, 1991·15 cites·27 claims
- 0361US4525636AVariable electronic impedance circuitHITACHI LTD·Filed 1982·Granted Jun 25, 1985·12 cites·13 claims
- 0460US4520282AElectronic impedance circuit including a compensation arrangement for d.c. offsetHITACHI LTD·Filed 1982·Granted May 28, 1985·10 cites·1 claims
- 0555US5621288AMotor speed regulating circuit with starter and storage medium drive using the sameHITACHI LTD·Filed 1994·Granted Apr 15, 1997·10 cites·17 claims
- 0642US5428281ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1993·Granted Jun 27, 1995·9 cites·11 claims
- 0736US2010237926A1Voltage generating circuitOKI SEMICONDUCTOR CO LTD·Filed 2010·Application pending·0 cites
- 0833US2010237898A1Overcurrent detecting circuit and power supply deviceKIKUTA HIROYUKI·Filed 2010·Application pending·0 cites
- 0933US2010237818A1Driving circuit for brushless motor using hall elementOKI SEMICONDUCTOR CO LTD·Filed 2010·Application pending·0 cites
- 1032US4412189ASwitchable signal compressor/signal expanderHITACHI LTD·Filed 1981·Granted Oct 25, 1983·2 cites·13 claims
- 1132US2010237897A1Overcurrent detecting circuit and power supply deviceKIKUTA HIROYUKI·Filed 2010·Application pending·0 cites
- 1231US2010237812A1Motor driving apparatusSEKI KUNIO·Filed 2010·Application pending·0 cites
- 1331US2010237813A1Brushless motor driving apparatusSEKI KUNIO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →