Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12365953 | Method of operating blast furnace and blast furnace ancillary facility | Yuki KAWASHIRI, Koichi Takahashi, Taihei NOUCHI, Yuya MORITA | 2025-07-22 |
| 11293694 | Auxiliary burner for electric furnace | Yoshihiro Miwa, Koichi Tsutsumi, Ikuhiro Sumi | 2022-04-05 |
| 11041621 | Auxiliary burner for electric furnace | Koichi Tsutsumi, Yoshihiro Miwa, Ikuhiro Sumi, Kenichi Tomozawa, Takayuki Ito | 2021-06-22 |
| 10935234 | Auxiliary burner for electric furnace | Koichi Tsutsumi, Yoshihiro Miwa, Ikuhiro Sumi, Kenichi Tomozawa, Takayuki Ito | 2021-03-02 |
| 5740223 | Fluorescent X-ray analyzer with sealed X-ray shield wall | Yoshinori Hosokawa, Kozo Kashihara, Gensiro Setou | 1998-04-14 |