Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6266988 | Cross rolling machine | Kanji Hayashi, Tadashi Nakagawa | 2001-07-31 |
| 5758530 | Hot rolling mill | Masashi Yoshikawa, Keiji Mizuta, Ritsuo Hashimoto, Kazuo Morimoto, Hironori Fujioka +4 more | 1998-06-02 |