Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976340 | Refining vessel for high-temperature melt | Seiji Hosohara, Atsushi Torigoe | 2024-05-07 |
| 11821691 | Gas injection nozzle refractory and gas injection nozzle | Seiji Hosohara, Atsuhisa Iida, Atsushi Torigoe | 2023-11-21 |