Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168895 | Heating and hot-water supply apparatus | Yuya Miyazaki, Shigeki Shimada | 2021-11-09 |
| 11131512 | Heating device | Daisuke Naito, Shigeki Takeuchi | 2021-09-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168895 | Heating and hot-water supply apparatus | Yuya Miyazaki, Shigeki Shimada | 2021-11-09 |
| 11131512 | Heating device | Daisuke Naito, Shigeki Takeuchi | 2021-09-28 |