SK

Shouichi Kawamata

HI Hitachi: 37 patents #587 of 28,497Top 3%
HC Hitachi Car Engineering Co.: 26 patents #9 of 465Top 2%
JC Japan Servo Co.: 1 patents #92 of 161Top 60%
Overall (All Time): #87,047 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
6528920 Permanent magnet rotary machine and electric vehicle using the same Yutaka Matsunobu, Fumio Tajima, Suetaro Shibukawa, Osamu Koizumi 2003-03-04
6452302 Rotary electric machine and electric vehicle using the same Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Takashi Kobayashi 2002-09-17
6445100 Permanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2002-09-03
6429565 Permanent magnet type electric rotating machine and hybrid electric vehicle using it Yutaka Matsunobu, Fumio Tajima, Osamu Koizumi, Sanshiro Obara 2002-08-06
6396183 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2002-05-28
6242837 Permanent magnet rotary machine and electric vehicle using the same Yutaka Matsunobu, Fumio Tajima, Suetaro Shibukawa, Osamu Koizumi 2001-06-05
6239525 Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the same Yutaka Matsunobu, Fumio Tajima, Takashi Kobayashi, Suetaro Shibukawa, Osamu Koizumi +1 more 2001-05-29
6208054 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2001-03-27
6188157 Parmanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2001-02-13
6133662 Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the same Yutaka Matsunobu, Fumio Tajima, Takashi Kobayashi, Suetaro Shibukawa, Osamu Koizumi +1 more 2000-10-17
6034459 Permanent magnet type dynamo electric machine and electric vehicle using the same Yutaka Matsunobu, Fumio Tajima, Takashi Kobayashi, Suetaro Shibukawa, Osamu Koizumi 2000-03-07
6034460 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2000-03-07
5811904 Permanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 1998-09-22