Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837906 | Rolling roll with variable profile and of the tapered piston type | Takaaki Mori, Kinichi Higuchi, Tsukasa Oyauchi, Masao Nitanda, Kohei HOSOI +2 more | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4837906 | Rolling roll with variable profile and of the tapered piston type | Takaaki Mori, Kinichi Higuchi, Tsukasa Oyauchi, Masao Nitanda, Kohei HOSOI +2 more | 1989-06-13 |