Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312505 | Film peeling method and apparatus for practicing same | Shigeo Sumi, Fumio Hamamura, Mitsuhiro Seki | 1994-05-17 |
| 5110393 | Method of peeling a bonded film from a circuit board | Shigeo Sumi | 1992-05-05 |
| 4909891 | Laminator | Sigeo Sumi, Fumio Hamamura, Noriyasu Sawada | 1990-03-20 |
| 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 |
| 4844772 | Laminator | Sigeo Sumi, Fumio Hamamura, Mitsuhiro Seki, Noriyasu Sawada | 1989-07-04 |
| 4844758 | Thin film coating method | Fumio Hamamura | 1989-07-04 |