Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7800271 | Sintered magnet and rotating machine equipped with the same | Matahiro Komuro, Yuichi Satsu, Takashi Yasuhara | 2010-09-21 |
| 7764042 | Inverter-driven rotating machine system, rotating machine and inverter used in the same and electric vehicle using the same | Koji Obata, Takashi Yasuhara, Takayuki Koizumi | 2010-07-27 |
| 7667365 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2010-02-23 |
| 7521832 | Rotating electric machine having rotor embedded-permanent-magnets with inner-end magnetic gaps and outer-end magnetic gaps, and electric car using the same electric machine | Fumio Tajima, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi, Shigeru Kakugawa +1 more | 2009-04-21 |
| 7446448 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2008-11-04 |
| 7425786 | Permanent magnet type rotating electrical machine | Noriaki Hino, Fumio Tajima, Takashi Yasuhara | 2008-09-16 |
| 7417346 | Permanent magnet rotating electric machine | Fumio Tajima, Shouichi Kawamata, Takashi Yasuhara | 2008-08-26 |
| 7378773 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2008-05-27 |
| 7362952 | Personal digital assistant apparatus | Makoto Katagishi | 2008-04-22 |
| 7233089 | Permanent magnet rotating electric machine | Fumio Tajima, Shouichi Kawamata, Takashi Yasuhara | 2007-06-19 |
| 7151335 | Permanent magnet rotating electric machine and electric car using the same | Fumio Tajima, Masashi Kitamura, Noriaki Hino, Takashi Kobayashi, Shigeru Kakugawa +1 more | 2006-12-19 |
| 7148597 | Permanent magnet rotating electric machine | Fumio Tajima, Shouichi Kawamata, Takashi Yasuhara | 2006-12-12 |
| 7119470 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2006-10-10 |
| 6963154 | Permanent magnet type electric rotating machine and hybrid electric vehicle using it | Fumio Tajima, Shouichi Kawamata, Osamu Koizumi, Sanshiro Obara | 2005-11-08 |
| 6876117 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2005-04-05 |
| 6849983 | Rotary machine having bypath magnetic path blocking magnetic barrier | Fumio Tajima, Masashi Kitamura, Kiyoshi Yamaguchi, Osamu Koizumi, Suetaro Shibukawa +5 more | 2005-02-01 |
| 6822360 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2004-11-23 |
| 6815858 | Permanent magnet rotating electric machine | Fumio Tajima, Shouichi Kawamata, Takashi Yasuhara | 2004-11-09 |
| 6798103 | Permanent magnet electric rotating machine and electromotive vehicle using permanent magnet electric rotating machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2004-09-28 |
| 6661147 | Electric vehicle and rotary electric machine having a divided rotor core | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Takashi Kobayashi | 2003-12-09 |
| 6528920 | Permanent magnet rotary machine and electric vehicle using the same | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi | 2003-03-04 |
| 6452302 | Rotary electric machine and electric vehicle using the same | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Takashi Kobayashi | 2002-09-17 |
| 6445100 | Permanent magnet dynamo electric machine | Fumio Tajima, Shouichi Kawamata, Suetaro Shibukawa, Osamu Koizumi, Keiji Oda | 2002-09-03 |
| 6429565 | Permanent magnet type electric rotating machine and hybrid electric vehicle using it | Fumio Tajima, Shouichi Kawamata, Osamu Koizumi, Sanshiro Obara | 2002-08-06 |
| 6404152 | Motor control device | Takashi Kobayashi, Fumio Tajima, Shoichi Kawamata, Ryoso Masaki, Suetaro Shibukawa +1 more | 2002-06-11 |