Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |