Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477857 | Ejector cycle system with critical refrigerant pressure | Hirotsugu Takeuchi, Kazuhisa Makida, Hiroshi Ishikawa, Kunio Iritani, Satoshi Nomura +2 more | 2002-11-12 |
| 6438993 | Ejector cycle system | Hirotsugu Takeuchi, Hiroshi Oshitani, Gota Ogata | 2002-08-27 |