Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8469679 | Sealed type rotary compressor | Hirotsugu Ogasawara, Takahiro Nishikawa, Kazuhiko Arai, Hiroyuki Yoshida | 2013-06-25 |
| 7632082 | Hermetically sealed compressor and method of manufacturing the same | Hirotsugu Ogasawara, Takahiro Nishikawa, Masayuki Hara, Hiroyuki Sawabe, Yoshiaki Hiruma | 2009-12-15 |
| 7581936 | Hermetically sealed compressor having oil supply mechanism based on refrigerant pressure | Hirotsugu Ogasawara, Takahiro Nishikawa, Masayuki Hara, Hiroyuki Yoshida, Akira Hashimoto | 2009-09-01 |
| 7473081 | Hermetically sealed compressor and method of manufacturing the same | Hirotsugu Ogasawara, Takahiro Nishikawa, Masayuki Hara | 2009-01-06 |
| 6893237 | Horizontal compressor | Masaji Yamanaka, Etsuo Toriyama, Manabu Takenaka | 2005-05-17 |