Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5483802 | Vuilleumier heat pump | Kazuhiko Kawajiri, Tetsuya Honda, Teruo Sugimoto, Michio Fujiwara | 1996-01-16 |
| 4911618 | Cryocompressor with a self-centering piston | Yoshio Kazumoto | 1990-03-27 |
| 4894996 | Gas refrigerator | Yoshio Kazumoto, Kazuo Kashiwamura, Yoshiro Furuishi | 1990-01-23 |
| 4872313 | Gas cycle machine | Yoshio Kazumoto, Yoshiro Furuishi, Kazuo Kashiwamura | 1989-10-10 |
| 4822390 | Closed cycle gas refrigerator | Yoshio Kazumoto, Yoshiro Furuishi, Kazuo Kashiwamura | 1989-04-18 |
| 4817390 | Cryogenic compressor | Yoshio Kazumoto | 1989-04-04 |
| 4811563 | Vibration-reducing apparatus | Yoshiro Furuishi, Michio Fujiwara | 1989-03-14 |
| 4348029 | Seal-ring type shaft-sealing device | Norio Oishi, Toshinari Shimazu, Takahiro Masuda | 1982-09-07 |