Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5403410 | Abrasion-resistant steel | Nobuo Shikanai, Yasunobu Kunisada, Tetsuya Sanpei, Kenji Hirabe | 1995-04-04 |
| 5393358 | Method for producing abrasion-resistant steel having excellent surface property | Nobuo Shikanai, Tetsuya Sanpei, Kenji Hirabe, Yasunobu Kunisada | 1995-02-28 |
| 5284529 | Abrasion-resistant steel | Nobuo Shikanai, Yasunobu Kunisada, Tetsuya Sanpei, Kenji Hirabe | 1994-02-08 |
| 5236521 | Abrasion resistant steel | Nobuo Shikanai, Tetsuya Sanpei, Kenji Hirabe, Yasunobu Kunisada | 1993-08-17 |
| 4440584 | Method and apparatus for cooling steel sheet | Kenji Takeshige, Kenji Hirabe, Yukifumi Ogawa, Kazuyoshi Arikata, Kenichi Sakai +2 more | 1984-04-03 |