Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11923572 | Fuel cell module | Atsushi Hayasaka, Yuuki Mukoubara, Yasuhiro Osada | 2024-03-05 |
| 11365940 | Plate-type heat exchanger and heat source apparatus | Takahiro Ono | 2022-06-21 |
| 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 |
| 10876795 | Heat exchanger and heat source device | — | 2020-12-29 |
| 10767862 | Flame rod | Kazuyuki Akagi, Masaru Takeuchi, Yoshinari Iwata, Yoshiaki Miyajima | 2020-09-08 |
| 10718513 | Burner | Masaru Takeuchi | 2020-07-21 |
| 10612776 | Combustion apparatus | Takahiro Ono, Hideo Okamoto | 2020-04-07 |
| 10612774 | Totally primary air combustion type of burner | Masaru Takeuchi, Takahiro Ono | 2020-04-07 |
| 10605485 | Water heater | Yasuo Niwa | 2020-03-31 |
| 10527279 | Combustion apparatus | — | 2020-01-07 |
| 10508829 | Water heater | — | 2019-12-17 |
| 10480821 | Water heater | — | 2019-11-19 |
| 10006660 | Heat source apparatus | — | 2018-06-26 |
| 10006659 | Heat source apparatus | — | 2018-06-26 |
| 9933155 | Rich-lean burner | — | 2018-04-03 |
| 8186996 | Combustion apparatus | — | 2012-05-29 |
| 7955072 | Forced air supply combustion apparatus | Yoshihiko Takasu | 2011-06-07 |
| 7931468 | All primary combustion burner | Yoshihiko Takasu | 2011-04-26 |