Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7416616 | Non-heat treated steel for soft-nitriding | Naoyuki Sano, Takayuki Nakatani | 2008-08-26 |
| 6391124 | Non-heat treated, soft-nitrided steel parts | Hitoshi Matsumoto, Mitsuo Uno, 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, Mitsuo Uno +1 more | 2000-07-04 |