Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546738 | Stirling refrigerator | Hiroshi Sekiya, Takahiro Nakamura, Itsuo Nakazaki, Takashi Inoue, Ryousuke Tuihiji +7 more | 2003-04-15 |
| 6431840 | Multistage high pressure compressor | Hiroshi Nishikawa, Takahiro Nishikawa, Yasuo Sakamoto, Takayuki Mizuno, Kazuya Sato +1 more | 2002-08-13 |
| 5242284 | Scroll compressor having limited axial movement between rotating scroll members | Toshihiko Mitsunaga, Yoshinori Noboru, Kazuyoshi Sugimoto, Yoshio Ishiai | 1993-09-07 |
| 5090880 | Scroll compressor with discharge valves | — | 1992-02-25 |