Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5613390 | Corner reduction device equipped with corner rolls, control device thereof, and method of rolling by using these devices | Takashi Ishikawa, Takao Yunde, Toshisada Takechi, Katsumi Okada | 1997-03-25 |