Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402441 | Burr removing method and apparatus | Koji Yamashita, Hiromasa Hayashi, Susumu Okawa | 2002-06-11 |
| 6386420 | Apparatus for continuously rolling steel billets | Giichi Matsuo, Susumu Okawa | 2002-05-14 |