Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7102264 | Synchronous induction motor and manufacturing method and drive unit for the same, and hermetic electric compressor | Keijiro Igarashi, Masaaki Takezawa, Kazuhiko Arai, Eiichi Murata, Noboru Onodera +3 more | 2006-09-05 |
| 6737783 | Sealed motor compressor | Yoshitomo Nakayama, Masaaki Takezawa, Shigemi Koiso, Kazuhiko Arai, Keijiro Igarashi | 2004-05-18 |
| 6700270 | Synchronous induction motor | Kazuhiko Arai, Masaaki Takezawa, Keijiro Igarashi, Eiichi Murata, Masanori Yamashita +3 more | 2004-03-02 |