Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989841 | Metal continuously melting and retaining furnace | Katsuo Taki, Ryotatsu Ootsuka, Masaaki Nakamura, Tatsuo Akino | 1991-02-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989841 | Metal continuously melting and retaining furnace | Katsuo Taki, Ryotatsu Ootsuka, Masaaki Nakamura, Tatsuo Akino | 1991-02-05 |