Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10746404 | Hydrogen gas burner device | — | 2020-08-18 |
| 10627107 | Hydrogen gas burner structure and hydrogen gas burner device including the same | Koichi Hirata, Daisuke SAKUMA | 2020-04-21 |