Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402441 | Burr removing method and apparatus | Koji Yamashita, Susumu Okawa, Koji Okushima | 2002-06-11 |
| 6398884 | Methods of producing steel plate, hot-dip steel plate and alloyed hot-dip steel plate | Kazuaki Kyono, Shigeru Umino, Akio Tosaka, Keiji Nishimura | 2002-06-04 |