Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11566797 | Heat pump | Norihiro Okuda, Terunori Aikawa | 2023-01-31 |
| 10816251 | Heat pump | Norihiro Okuda, Keisuke Ota, Terunori Aikawa | 2020-10-27 |
| 10641530 | Heat pump | Keisuke Ota, Terunori Aikawa, Hirohiko Nobuhara, Hirotaka Nakamura | 2020-05-05 |
| 10605506 | Heat pump | Keiji Sugimori, Sadanori Yasuda, Hirotaka Nakamura, Makoto Asai | 2020-03-31 |
| 10591171 | Heat pump | Norihiro Okuda, Terunori Aikawa | 2020-03-17 |
| 10527327 | Heat pump | Hideshi Okada, Sadanori Yasuda, Keisuke Ota, Tomoya Yoshimura | 2020-01-07 |
| 10273887 | Engine | Hideshi Okada | 2019-04-30 |
| 9790886 | Gas engine, gas heat pump system and cogeneration system using the gas engine, and method for controlling the gas engine | Toru Nakazono, Hiroyuki Otsubo | 2017-10-17 |
| 9157350 | Engine system | Kenichi Fukuda, Hiroki Nariyasu, Shojiro Koga | 2015-10-13 |
| 8360014 | Engine housing enclosure | Masaaki Ono, Toshiyuki Hayashi, Shojiro Matsumura | 2013-01-29 |