Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4781738 | Liquid-gas contactor for non-azeotropic mixture refrigerant | Katsuhiko Fujiwara, Takumi Imoto, Naoki Shimokawa | 1988-11-01 |
| 4769999 | Liquid-gas contactor for non-azeotropic mixture refrigerant | Katsuhiko Fujiwara, Takumi Imoto, Naoki Shimokawa | 1988-09-13 |