Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6391124 | Non-heat treated, soft-nitrided steel parts | Hitoshi Matsumoto, Yoshihiko Kamada, Masato Kurita, Seiichi Koike, Mitsuo Takashima | 2002-05-21 |
| 6083455 | Steels, steel products for nitriding, nitrided steel parts | Masato Kurita, Koji Watari, Toru Kato, Harunori Kakimi, Masanori Sakamoto +1 more | 2000-07-04 |