Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11179999 | Heat pump system | Ryohei Sugimura, Masaaki Kawakubo, Yuichi KAMI | 2021-11-23 |
| 11143443 | Heat exchanger | Ryohei Sugimura, Masaaki Kawakubo, Daiki Kato, Tetsuya Ito | 2021-10-12 |