Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11118811 | Heat source device | Takahiro Ono | 2021-09-14 |
| 11118842 | Heat exchanger with a plurality of non-communicating gas vents | — | 2021-09-14 |
| 10969178 | Heat exchanger | — | 2021-04-06 |
| 10928063 | Combustion apparatus | Takahiro Ono, Masaru Takeuchi | 2021-02-23 |