Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731872 | Water heating system | Shinichi Okamoto | 2020-08-04 |
| 10539338 | Combustion device and combustion device system including combustion device | Shinichi Okamoto | 2020-01-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10731872 | Water heating system | Shinichi Okamoto | 2020-08-04 |
| 10539338 | Combustion device and combustion device system including combustion device | Shinichi Okamoto | 2020-01-21 |