Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666837 | Rolling mill and method of using the same | Toshiyuki Kajiwara, Tokuji Sugiyama, Yoshio Takakura, Takao Sakanaka, Yasutsugu Yoshimura +1 more | 1997-09-16 |
| 5632177 | System and method for manufacturing thin plate by hot working | Kenjiro Narita, Yukio Hirama, Kouji Satou, Ken-ichi Yoshimoto, Tadashi Nishino +2 more | 1997-05-27 |