Inventor · disambiguated record
Tadaaki Fujii
Also filed as: FUJII TADAAKI
16 granted patents·2 pending applications·517 citations·filing 1979–2005
95Inventor score
Top patents by PatentIndex Score
18 records- 0194US5518380AVariable displacement pump having a changeover value for a pressure chamberJIDOSHA KIKI CO·Filed 1995·Granted May 21, 1996·89 cites·9 claims
- 0292US7290638B2Electric power steering systemHITACHI LTD·Filed 2005·Granted Nov 6, 2007·33 cites·12 claims
- 0389US5538400AVariable displacement pumpJIDOSHA KIKI CO·Filed 1993·Granted Jul 23, 1996·57 cites·7 claims
- 0488US5265691ARack-and-pinion steering apparatusJIDOSHA KIKI CO·Filed 1992·Granted Nov 30, 1993·60 cites·4 claims
- 0585US5829547APower steering apparatus with pump driven by pulse width modulated controlled, brushless d.c. electric motorJIDOSHA KIKI CO·Filed 1996·Granted Nov 3, 1998·58 cites·6 claims
- 0681US4645025ASteering apparatus for vehicleJIDOSHA KIKI CO·Filed 1986·Granted Feb 24, 1987·39 cites·5 claims
- 0777US6603110B2Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiverHITACHI LTD·Filed 2002·Granted Aug 5, 2003·19 cites·6 claims
- 0875US6426495B1Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiverHITACHI LTD·Filed 2000·Granted Jul 30, 2002·14 cites·6 claims
- 0975US4262246AStanding wave ratio detecting apparatusHITACHI LTD·Filed 1979·Granted Apr 14, 1981·23 cites·5 claims
- 1069US4415319APump unitJIDOSHA KIKI CO·Filed 1981·Granted Nov 15, 1983·23 cites·3 claims
- 1168US4290009AStanding wave ratio detecting apparatusHITACHI LTD·Filed 1979·Granted Sep 15, 1981·22 cites·5 claims
- 1265US5165495AElectrically driven power steering apparatusJIDOSHA KIKI CO·Filed 1991·Granted Nov 24, 1992·24 cites·8 claims
- 1359US5711394APower steering apparatus with motor driven pumpJIDOSHA KIKI CO·Filed 1996·Granted Jan 27, 1998·23 cites·8 claims
- 1452US4488475APower steering apparatusJIDOSHA KIKI CO·Filed 1983·Granted Dec 18, 1984·12 cites·9 claims
- 1551US4428399APower steering apparatusJIDOSHA KIKI CO·Filed 1981·Granted Jan 31, 1984·12 cites·14 claims
- 1646US4458580APower steering apparatusJIDOSHA KIKI CO·Filed 1982·Granted Jul 10, 1984·9 cites·15 claims
- 1740US2005178608A1Power steering device of electric motor typeHITACHI LTD·Filed 2005·Application pending·0 cites
- 1831US2004004179A1Temperature compensating circuit, temperature compensating logarithm conversion circuit and light receiverFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →