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 1–25 of 38 patents

Patent #TitleCo-InventorsDate
8198775 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2012-06-12
7956506 Driving apparatus Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2011-06-07
7851959 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-12-14
7847462 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-12-07
7808144 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-10-05
7671502 Driving apparatus Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keijiro Oda 2010-03-02
7667365 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2010-02-23
7470108 Axial flow fan Masanori Watanabe, Taku Iwase, Osamu Sekiguchi, Taro Tanno 2008-12-30
7446448 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2008-11-04
7417346 Permanent magnet rotating electric machine Yutaka Matsunobu, Fumio Tajima, Takashi Yasuhara 2008-08-26
7417349 Driving apparatus Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keijiro Oda 2008-08-26
7378773 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2008-05-27
7233089 Permanent magnet rotating electric machine Yutaka Matsunobu, Fumio Tajima, Takashi Yasuhara 2007-06-19
7215055 Vehicle Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keijiro Oda 2007-05-08
7196447 Rotating electric machine Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keijiro Oda 2007-03-27
7148597 Permanent magnet rotating electric machine Yutaka Matsunobu, Fumio Tajima, Takashi Yasuhara 2006-12-12
7119470 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2006-10-10
6963154 Permanent magnet type electric rotating machine and hybrid electric vehicle using it Yutaka Matsunobu, Fumio Tajima, Osamu Koizumi, Sanshiro Obara 2005-11-08
6949856 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2005-09-27
6876117 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2005-04-05
6822360 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2004-11-23
6815858 Permanent magnet rotating electric machine Yutaka Matsunobu, Fumio Tajima, Takashi Yasuhara 2004-11-09
6798103 Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2004-09-28
6734592 Permanent magnet rotating electric machine and electrically driven vehicle employing same Fumio Tajima, Yutaka Matsunobe, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda 2004-05-11
6661147 Electric vehicle and rotary electric machine having a divided rotor core Fumio Tajima, Yutaka Matsunobu, Suetaro Shibukawa, Osamu Koizumi, Takashi Kobayashi 2003-12-09