Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666837 | Rolling mill and method of using the same | Toshiyuki Kajiwara, Tokuji Sugiyama, Takao Sakanaka, Yasutsugu Yoshimura, Ken Yasuda +1 more | 1997-09-16 |
| 5657655 | Tandem mill system and work roll crossing mill | Kenichi Yasuda, Kenjiro Narita, Yukio Hirama, Kouji Satou, Yasutsuga Yoshimura +1 more | 1997-08-19 |
| 5653137 | Five-high rolling mill | Toshiyuki Kajiwara | 1997-08-05 |