Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882923 | Continuous mill plant for rolling steel plates | Kozaburo Ichida, Susumu Yamaguchi | 1989-11-28 |
| 4872245 | Method and apparatus for manufacturing cold-rolled steel strip | Yoshiki Kawasaki, Yoshihiro Hioki, Yuichi Ohno, Kozaburo Ichida, Susumu Yamaguchi +1 more | 1989-10-10 |