Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4569645 | Rotary compressor with heat exchanger | Kazutomo Asami, Koji Ishijima, Yutaka Sato | 1986-02-11 |
| 4518330 | Rotary compressor with heat exchanger | Kazutomo Asami, Koji Ishijima, Yutaka Sato | 1985-05-21 |
| 4413359 | Impermeable laminate membrane | Taichiro Akiyama | 1983-11-08 |