SS

Suetaro Shibukawa

HI Hitachi: 46 patents #351 of 28,497Top 2%
HC Hitachi Car Engineering Co.: 31 patents #4 of 465Top 1%
HC Hitachi Automotive Engineering Co.: 2 patents #95 of 314Top 35%
📍 Hitachinaka, JP: #71 of 2,447 inventorsTop 3%
Overall (All Time): #63,475 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
6445100 Permanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Osamu Koizumi, Keiji Oda 2002-09-03
6426579 Permanent magnet type rotary electric machine and electrically driven vehicle using the same Keiji Oda 2002-07-30
6404152 Motor control device Takashi Kobayashi, Fumio Tajima, Shoichi Kawamata, Yutaka Matsunobu, Ryoso Masaki +1 more 2002-06-11
6396183 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Shouichi Kawamata, Osamu Koizumi, Keiji Oda 2002-05-28
6242837 Permanent magnet rotary machine and electric vehicle using the same Yutaka Matsunobu, Fumio Tajima, Shouichi Kawamata, Osamu Koizumi 2001-06-05
6239525 Permanent magnet dynamoelectric rotating machine and electric vehicle equipped with the same Yutaka Matsunobu, Fumio Tajima, Takashi Kobayashi, Shouichi Kawamata, Osamu Koizumi +1 more 2001-05-29
6236172 Driving system for electric vehicle Sanshiro Obara, Hiroshi Katada, Nobunori Matsudaira, Shotaro Naito 2001-05-22
6229241 Structure and manufacturing method for motor and stator Takashi Ishigami, Yukinori Taneda, Toshihiko Sakai, Hiromichi Hiramatsu, Noriaki Yamamoto +5 more 2001-05-08
6222296 Electric motor having a stator with an end core part having a different shape than a central core part Toshihiko Sakai, Yukinori Taneda, Hiromichi Hiramatsu, Noriaki Yamamoto, Yuji Enomoto +4 more 2001-04-24
6211587 Electric rotating machine Yuji Enomoto, Yukinori Taneda, Noriaki Yamamoto, Masaharu Senoh, Fumio Tajima 2001-04-03
6208054 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Osamu Koizumi, Keiji Oda 2001-03-27
6188157 Parmanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, 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, Shouichi Kawamata, Osamu Koizumi +1 more 2000-10-17
6034460 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Shouichi Kawamata, Osamu Koizumi, Keiji Oda 2000-03-07
6034459 Permanent magnet type dynamo electric machine and electric vehicle using the same Yutaka Matsunobu, Fumio Tajima, Shouichi Kawamata, Takashi Kobayashi, Osamu Koizumi 2000-03-07
5936323 Permanent magnet rotation type rotary machine and manufacturing method thereof Keiji Oda, Kiyoshi Hirano, Yoshikazu Kadowaki, Fumio Tajima 1999-08-10
5886433 Dynamoelectric machine Keiji Oda, Hiroshi Hamano, Osamu Koizumi, Kiyoshi Hirano 1999-03-23
5811904 Permanent magnet dynamo electric machine Fumio Tajima, Yutaka Matsunobu, Shouichi Kawamata, Osamu Koizumi, Keiji Oda 1998-09-22
5503804 Catalyzer control apparatus Masakatsu Fujishita, Takeshi Atago, Keiichi Mashino, Shigeyuki Yoshihara 1996-04-02
5390493 Apparatus for controlling the electric heating of catalyst Masakatsu Fujishita, Takeshi Atago, Keiichi Mashino, Shigeyuki Yoshihara 1995-02-21
4503823 Ignition timing control apparatus for internal combustion engine Hiroshi Katada 1985-03-12