Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131942 | Method for producing molten metal from powder state ore | Hideshi Katayama, Takao Hamada, Shinobu Takeuchi, Takashi Ushijima, Hiroshi Itaya | 1992-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131942 | Method for producing molten metal from powder state ore | Hideshi Katayama, Takao Hamada, Shinobu Takeuchi, Takashi Ushijima, Hiroshi Itaya | 1992-07-21 |