Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875839 | Scroll member for use in a positive displacement device, and a method for manufacturing the same | Hirotsugu Sakata, Hiroaki Murasaki, Makoto Hayano, Hitoshi Hattori, Naoya Morozumi +3 more | 1989-10-24 |
| 4762477 | Scroll compressor with control of lubricant flow | Makoto Hayano, Hirotsugu Sakata, Mitsuo Hatori | 1988-08-09 |
| 4719755 | Stirling engine | Minoru Komori, Tsutomu Sakuma, Noboru Kagawa, Takashi Komakine, Toshinori Iwasaki +1 more | 1988-01-19 |
| 4708607 | Scroll compressor with lower and higher pressure chambers acting on the orbiting end plate | Makoto Hayano, Hirotsugu Sakata, Mitsuo Hatori, Hitoshi Hattori | 1987-11-24 |
| 4696630 | Scroll compressor with a thrust reduction mechanism | Hirotsugu Sakata, Makoto Hayano, Mitsuo Hatori | 1987-09-29 |
| 4673339 | Scroll compressor with suction port in stationary end plate | Makoto Hayano, Hirotsugu Sakata, Mitsuo Hatori, Hitoshi Hattori | 1987-06-16 |
| 4558997 | Scroll compressor with planar surfaces on the internal end portions of the scroll blades | Hirotsugu Sakata | 1985-12-17 |
| 4442682 | Turbine for use in refrigeration cycle | Hirotsugu Sakata, Takashi Matsuzaka | 1984-04-17 |