Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11225055 | Industrial roll and method for manufacturing the same | Hiroya Shimazaki, Yoshiaki Tokunaga | 2022-01-18 |
| 6319624 | Apparatus for calendering magnetic recording medium | Atsuo Watanabe, Kenjiro Nakayama | 2001-11-20 |
| 6030328 | Resin roll for calendering magnetic recording medium and manufacturing method therefor | Atsuo Watanabe, Kenjiro Nakayama | 2000-02-29 |
| 5836860 | Resin roll for calendering magnetic recording medium and manufacturing method therefor | Atsuo Watanabe, Kenjiro Nakayama | 1998-11-17 |
| 5257966 | Press roll for paper machines | Atsuo Watanabe | 1993-11-02 |