Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4250945 | Method of sequential continuous-casting of different grades of steel | Takao Koshikawa, Katsuji Fukushima | 1981-02-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4250945 | Method of sequential continuous-casting of different grades of steel | Takao Koshikawa, Katsuji Fukushima | 1981-02-17 |