Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888083 | Laminator | Sigeo Sumi, Fumio Hamamura | 1989-12-19 |
| 4885048 | Laminator | Sigeo Sumi, Fumio Hamamura, Mitsuhiro Seki, Noriyasu Sawada | 1989-12-05 |
| 4848692 | Apparatus for fitting rotary | Fumio Hamamura, Noriyasu Sawada | 1989-07-18 |
| 4844758 | Thin film coating method | Fumio Hamamura | 1989-07-04 |
| 4844772 | Laminator | Sigeo Sumi, Fumio Hamamura, Mitsuhiro Seki, Noriyasu Sawada | 1989-07-04 |