Inventor · disambiguated record
Suetaro Shibukawa
Also filed as: SHIBUKAWA SUETARO
46 granted patents·2 pending applications·1,585 citations·filing 1982–2010
99Inventor score
Top patents by PatentIndex Score
48 records- 0198US6208054B1Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 1997·Granted Mar 27, 2001·126 cites·15 claims
- 0298US6034460APermanent magnet rotating electric machine and electrically driven vehicle employing sameHITACHI LTD·Filed 1997·Granted Mar 7, 2000·130 cites·8 claims
- 0396US7119470B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI CAR ENG CO LTD·Filed 2005·Granted Oct 10, 2006·22 cites·12 claims
- 0496US6396183B1Permanent magnet rotating electric machine and electrically driven vehicle employing sameHITACHI LTD·Filed 2000·Granted May 28, 2002·46 cites·4 claims
- 0595US6876117B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2004·Granted Apr 5, 2005·35 cites·24 claims
- 0695US6798103B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2001·Granted Sep 28, 2004·35 cites·6 claims
- 0793US6849983B2Rotary machine having bypath magnetic path blocking magnetic barrierHITACHI LTD·Filed 2001·Granted Feb 1, 2005·56 cites·17 claims
- 0893US6229241B1Structure and manufacturing method for motor and statorHITACHI LTD·Filed 1998·Granted May 8, 2001·90 cites·7 claims
- 0993US6211587B1Electric rotating machineHITACHI LTD·Filed 1999·Granted Apr 3, 2001·99 cites·34 claims
- 1092US7215055B2VehicleHITACHI CAR ENG CO LTD·Filed 2005·Granted May 8, 2007·13 cites·9 claims
- 1192US6133662APermanent magnet dynamoelectric rotating machine and electric vehicle equipped with the sameHITACHI LTD·Filed 1997·Granted Oct 17, 2000·73 cites·14 claims
- 1292US5811904APermanent magnet dynamo electric machineHITACHI LTD·Filed 1997·Granted Sep 22, 1998·139 cites·8 claims
- 1391US7196447B2Rotating electric machineHITACHI CAR ENG CO LTD·Filed 2005·Granted Mar 27, 2007·24 cites·9 claims
- 1491US6239525B1Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the sameHITACHI LTD·Filed 2000·Granted May 29, 2001·39 cites·2 claims
- 1590US6034459APermanent magnet type dynamo electric machine and electric vehicle using the sameHITACHI LTD·Filed 1999·Granted Mar 7, 2000·72 cites·5 claims
- 1689US7417349B2Driving apparatusHITACHI LTD·Filed 2005·Granted Aug 26, 2008·11 cites·9 claims
- 1789US6949856B2Permanent magnet rotating electric machine and electrically driven vehicle employing sameHITACHI CAR ENG CO LTD·Filed 2004·Granted Sep 27, 2005·22 cites·38 claims
- 1889US6791227B2Dynamo electric machine and method of manufacturing the sameHITACHI LTD·Filed 2001·Granted Sep 14, 2004·36 cites·12 claims
- 1988US6822360B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2003·Granted Nov 23, 2004·19 cites·10 claims
- 2088US6661147B2Electric vehicle and rotary electric machine having a divided rotor coreHITACHI LTD·Filed 2002·Granted Dec 9, 2003·32 cites·5 claims
- 2188US6445100B2Permanent magnet dynamo electric machineHITACHI LTD·Filed 2000·Granted Sep 3, 2002·57 cites·19 claims
- 2285US7378773B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2006·Granted May 27, 2008·6 cites·39 claims
- 2384US5936323APermanent magnet rotation type rotary machine and manufacturing method thereofHITACHI LTD·Filed 1997·Granted Aug 10, 1999·63 cites·10 claims
- 2483US6734592B2Permanent magnet rotating electric machine and electrically driven vehicle employing sameHITACHI LTD·Filed 2002·Granted May 11, 2004·30 cites·7 claims
- 2580US7851959B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2009·Granted Dec 14, 2010·4 cites·21 claims
- 2678US7671502B2Driving apparatusHITACHI LTD·Filed 2008·Granted Mar 2, 2010·6 cites·9 claims
- 2776US7808144B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2009·Granted Oct 5, 2010·3 cites·10 claims
- 2869US5390493AApparatus for controlling the electric heating of catalystHITACHI LTD·Filed 1993·Granted Feb 21, 1995·35 cites·20 claims
- 2968US6404152B1Motor control deviceHITACHI LTD·Filed 1999·Granted Jun 11, 2002·29 cites·8 claims
- 3065US6188157B1Parmanent magnet dynamo electric machineHITACHI LTD·Filed 1998·Granted Feb 13, 2001·27 cites·16 claims
- 3164US6452302B1Rotary electric machine and electric vehicle using the sameHITACHI LTD·Filed 1999·Granted Sep 17, 2002·22 cites·9 claims
- 3263US6242837B1Permanent magnet rotary machine and electric vehicle using the sameHITACHI LTD·Filed 1998·Granted Jun 5, 2001·27 cites·11 claims
- 3359US6222296B1Electric motor having a stator with an end core part having a different shape than a central core partHITACHI LTD·Filed 1998·Granted Apr 24, 2001·22 cites·7 claims
- 3457US8198775B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineTAJIMA FUMIO·Filed 2010·Granted Jun 12, 2012·0 cites·12 claims
- 3556US7847462B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2009·Granted Dec 7, 2010·0 cites·18 claims
- 3656US5886433ADynamoelectric machineHITACHI LTD·Filed 1996·Granted Mar 23, 1999·36 cites·11 claims
- 3755US7667365B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2008·Granted Feb 23, 2010·0 cites·27 claims
- 3854US6236172B1Driving system for electric vehicleHITACHI LTD·Filed 1999·Granted May 22, 2001·31 cites·4 claims
- 3952US7446448B2Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machineHITACHI LTD·Filed 2006·Granted Nov 4, 2008·0 cites·2 claims
- 4052US5503804ACatalyzer control apparatusHITACHI LTD·Filed 1992·Granted Apr 2, 1996·23 cites·7 claims
- 4150US6481089B1Method for manufacturing an electromotive machine having an insulated coilHITACHI LTD·Filed 1998·Granted Nov 19, 2002·16 cites·4 claims
- 4249US6935012B2Dynamo electric machine and method of manufacturing the sameHITACHI CAR ENG CO LTD·Filed 2004·Granted Aug 30, 2005·3 cites·6 claims
- 4349US6528920B2Permanent magnet rotary machine and electric vehicle using the sameHITACHI LTD·Filed 2001·Granted Mar 4, 2003·7 cites·6 claims
- 4447US7956506B2Driving apparatusHITACHI LTD·Filed 2009·Granted Jun 7, 2011·0 cites·6 claims
- 4546US4503823AIgnition timing control apparatus for internal combustion engineHITACHI LTD·Filed 1982·Granted Mar 12, 1985·9 cites·5 claims
- 4641US6426579B1Permanent magnet type rotary electric machine and electrically driven vehicle using the sameHITACHI LTD·Filed 1999·Granted Jul 30, 2002·10 cites·1 claims
- 4741US2003127933A1Coil mold piece, manufacturing method thereof, core, manufacturing method thereof, and rotating machineFiled 2003·Application pending·0 cites
- 4838US2002149289A1Permanent magnet type rotary electric machine and electrically driven vehicle using the sameHITACHI LTD·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →