Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7784303 | Expander | Katsumi Sakitani, Michio Moriwaki, Masakazu Okamoto, Eiji Kumakura, Tetsuya Okamoto +1 more | 2010-08-31 |
| 7762099 | Refrigeration apparatus | Masakazu Okamoto, Katsumi Sakitani, Michio Moriwaki | 2010-07-27 |
| 7730741 | Refrigeration apparatus with expander control for improved coefficient of performance | Katsumi Sakitani, Michio Moriwaki, Yoshinari Sasaki | 2010-06-08 |