Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293694 | Auxiliary burner for electric furnace | Koichi Tsutsumi, Sumito OZAWA, Ikuhiro Sumi | 2022-04-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293694 | Auxiliary burner for electric furnace | Koichi Tsutsumi, Sumito OZAWA, Ikuhiro Sumi | 2022-04-05 |