Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11448465 | Heat exchanger | Tatsuo Kawaguchi, Yutaro FUMOTO | 2022-09-20 |
| 11242791 | Heat recovery device and heat recovery system with a thermoelectric module | Tatsuo Kawaguchi, Daisuke Kimura | 2022-02-08 |