Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6838798 | Permanent magnet type rotating electric machine | Ryoichi Takahata, Shinichi Wakui, Haruo Koharagi, Satoshi Kikuchi, Miyoshi Takahashi +4 more | 2005-01-04 |
| 6552461 | Permanent magnet type rotating electric machine | Ryoichi Takahata, Shinichi Wakui, Haruo Koharagi, Satoshi Kikuchi, Miyoshi Takahashi +4 more | 2003-04-22 |
| 6496339 | Electric power supply device and equipment using thereof | Wataru Sugawara, Toshio Shimada, Masahiko Niino | 2002-12-17 |
| 6336336 | Rotary piston compressor and refrigerating equipment | Tatsuya Wakana, Kenichi Oshima, Minoru Oki, Tatsuo Horie | 2002-01-08 |
| 6270329 | Rotary compressor | Kenichi Oshima, Minoru Ooki, Tatuya Wakana | 2001-08-07 |
| 5304045 | Closed type motor-driven compressor, a scroll compressor and a scroll lap machining end mill | Nobutoshi Hoshino, Kazuo Ikeda, Kooichi Inaba, Atushi Shimada, Tatuya Wakana +9 more | 1994-04-19 |
| 5184269 | Overload protective device | Toshio Shimada, Morio Kobayashi, Takemi Tada | 1993-02-02 |