Inventor
KAWAMATA SHOUICHI
JP38 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMATA SHOUICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
32 patentsUS6208054B1Mar 27, 2001
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD126 citations99
US6034460AMar 7, 2000
Permanent magnet rotating electric machine and electrically driven vehicle employing same
HITACHI LTD130 citations99
US5811904ASep 22, 1998
Permanent magnet dynamo electric machine
HITACHI LTD139 citations99
US6876117B2Apr 5, 2005
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD35 citations96
US6798103B2Sep 28, 2004
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD35 citations96
US6734592B2May 11, 2004
Permanent magnet rotating electric machine and electrically driven vehicle employing same
HITACHI LTD30 citations96
US6445100B2Sep 3, 2002
Permanent magnet dynamo electric machine
HITACHI LTD57 citations96
US6396183B1May 28, 2002
Permanent magnet rotating electric machine and electrically driven vehicle employing same
HITACHI LTD46 citations96
US6133662AOct 17, 2000
Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the same
HITACHI LTD73 citations96
US6034459AMar 7, 2000
Permanent magnet type dynamo electric machine and electric vehicle using the same
HITACHI LTD72 citations96
US6822360B2Nov 23, 2004
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD19 citations93
US6815858B2Nov 9, 2004
Permanent magnet rotating electric machine
HITACHI LTD23 citations93
US6661147B2Dec 9, 2003
Electric vehicle and rotary electric machine having a divided rotor core
HITACHI LTD32 citations93
US6452302B1Sep 17, 2002
Rotary electric machine and electric vehicle using the same
HITACHI LTD22 citations93
US6429565B1Aug 6, 2002
Permanent magnet type electric rotating machine and hybrid electric vehicle using it
HITACHI LTD36 citations93
US6242837B1Jun 5, 2001
Permanent magnet rotary machine and electric vehicle using the same
HITACHI LTD27 citations93
US6239525B1May 29, 2001
Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the same
HITACHI LTD39 citations93
US6188157B1Feb 13, 2001
Parmanent magnet dynamo electric machine
HITACHI LTD27 citations93
US7417349B2Aug 26, 2008
Driving apparatus
HITACHI LTD11 citations92
US7851959B2Dec 14, 2010
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD4 citations74
US7808144B2Oct 5, 2010
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD3 citations74
US7671502B2Mar 2, 2010
Driving apparatus
HITACHI LTD6 citations74
US7417346B2Aug 26, 2008
Permanent magnet rotating electric machine
HITACHI LTD4 citations74
US7378773B2May 27, 2008
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD6 citations74
US7233089B2Jun 19, 2007
Permanent magnet rotating electric machine
HITACHI LTD8 citations74
US7148597B2Dec 12, 2006
Permanent magnet rotating electric machine
HITACHI LTD5 citations74
US6528920B2Mar 4, 2003
Permanent magnet rotary machine and electric vehicle using the same
HITACHI LTD7 citations74
US7956506B2Jun 7, 2011
Driving apparatus
HITACHI LTD0 citations52
US7847462B2Dec 7, 2010
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD0 citations52
US7667365B2Feb 23, 2010
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD0 citations52
US7446448B2Nov 4, 2008
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI LTD0 citations52
US6963154B2Nov 8, 2005
Permanent magnet type electric rotating machine and hybrid electric vehicle using it
HITACHI LTD1 citations52
HITACHI CAR ENG CO LTD
4 patentsUS7196447B2Mar 27, 2007
Rotating electric machine
HITACHI CAR ENG CO LTD24 citations96
US7119470B2Oct 10, 2006
Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine
HITACHI CAR ENG CO LTD22 citations96
US7215055B2May 8, 2007
Vehicle
HITACHI CAR ENG CO LTD13 citations92
US6949856B2Sep 27, 2005
Permanent magnet rotating electric machine and electrically driven vehicle employing same
HITACHI CAR ENG CO LTD22 citations92