Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976815 | Modifiable premix combustion system and premix blower for elevation compensation | Takashi Nozaki, Yoshiki Semba | 2024-05-07 |
| 11215359 | Modifiable premix combustion system and premix blower for elevation compensation | Takashi Nozaki, Yoshiki Semba | 2022-01-04 |
| 9625178 | Water heater attachment method and water heater attachment structure | Masahiro Ota | 2017-04-18 |