Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9325264 | Electric motor drive device | Yoshitaka Iwaji, Takahiro Suzuki | 2016-04-26 |
| 8884575 | Drive system for synchronous electrical motor | Yoshitaka Iwaji, Shigehisa Aoyagi, Kazuaki Tobari | 2014-11-11 |
| 8878480 | Synchronous motor drive system and synchronous motor | Yoshitaka Iwaji, Shigehisa Aoyagi, Kazuaki Tobari, Masaki Hano | 2014-11-04 |
| 8766575 | Synchronous electric motor drive system | Yoshitaka Iwaji, Shigehisa Aoyagi, Kazuaki Tobari | 2014-07-01 |
| 7915776 | Permanent magnet type electric rotary machine and compressor using the same | Satoshi Kikuchi, Shinichi Wakui, Keiji Noma, Masaharu Senoo | 2011-03-29 |
| 7768172 | Permanent magnet type electric rotary machine and compressor using the same | Satoshi Kikuchi, Shinichi Wakui, Keiji Noma, Masaharu Senoo | 2010-08-03 |
| 7057327 | Vehicular alternator | Hiroshi Kanazawa, Kenji Miyata, Kaoru Kawabata, Kohji Maki, Kazuo Tahara +1 more | 2006-06-06 |
| 6838798 | Permanent magnet type rotating electric machine | Shinichi Wakui, Haruo Koharagi, Satoshi Kikuchi, Miyoshi Takahashi, Masaharu Senoh +4 more | 2005-01-04 |
| 6759776 | Permanent magnet type electric rotating machine | Shinichi Wakui, Haruo Koharagi, Satoshi Kikuchi, Miyoshi Takahashi | 2004-07-06 |
| 6759777 | Permanent magnet type electric rotating machine | Shinichi Wakui, Haruo Koharagi, Satoshi Kikuchi, Miyoshi Takahashi | 2004-07-06 |
| 6552461 | Permanent magnet type rotating electric machine | Shinichi Wakui, Haruo Koharagi, Satoshi Kikuchi, Miyoshi Takahashi, Masaharu Senoh +4 more | 2003-04-22 |
| 6541880 | Linear motor | Takashi Okada, Kim Houng Joong, Kazuo Tahara, Kohji Maki, Kouki Yamamoto +2 more | 2003-04-01 |
| 5801469 | Superconducting bearing device | Motoaki Shibayama, Hiroshi Takaichi | 1998-09-01 |
| 5763971 | Superconducting bearing device | Taisaku Hashimoto | 1998-06-09 |
| 5739606 | Superconducting bearing device | Motoaki Shibayama, Hiroshi Takaichi | 1998-04-14 |
| 5736802 | Magnetic bearing device | Hirochika Ueyama | 1998-04-07 |
| 5633548 | Method for setting up a superconducting bearing device | Shoji Eguchi | 1997-05-27 |
| 5446018 | Superconducting bearing device | Motoaki Shibayama | 1995-08-29 |
| 5438038 | Superconducting bearing device stabilized by trapped flux | Shoji Eguchi | 1995-08-01 |
| 5330967 | Superconducting bearing device stabilized by trapped flux | Shoji Eguchi | 1994-07-19 |
| 5314868 | Bearing device | Hirochika Ueyama | 1994-05-24 |
| 5254528 | Brake device including magnet and superconductor | — | 1993-10-19 |
| 5111140 | Apparatus and method for measuring repulsive displacement and repulsive force characteristics of a superconductor with respect to a magnet | — | 1992-05-05 |