Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606872 | Compression type refrigerator | — | 1997-03-04 |
| 5529457 | Centrifugal compressor | Koji Nakagawa | 1996-06-25 |
| 5481887 | Compression type refrigerator | — | 1996-01-09 |
| RE33142 | Centrifugal compressor | Kazuo Sato, Michiaki Ida, Masaki Kurimoto, Shigeo Sugimoto | 1990-01-09 |
| 4743174 | Centrifugal compressor | Kazou Sato, Michiaki Ida, Masaki Kurimoto, Shigeo Sugimoto | 1988-05-10 |
| 4615184 | Compression refrigerating machine with vapor-liquid separator | Satoru Kobayashi, Shigeo Sugimoto | 1986-10-07 |
| 4432212 | Hermetic turbo-refrigerator apparatus | Keiji Tachibana, Yoshihiko Nakayama, Junichi Kaneko | 1984-02-21 |
| 4291587 | Multistage speed change gear system | Keiji Tachibana, Yoshihiko Nakayama, Junichi Kaneko | 1981-09-29 |