Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5083898 | Base plate conveyor | Shigeo Sumi, Fumio Hamamura | 1992-01-28 |
| 4909891 | Laminator | Sigeo Sumi, Fumio Hamamura, Ichio Fukuda | 1990-03-20 |
| 4885048 | Laminator | Sigeo Sumi, Fumio Hamamura, Ichio Fukuda, Mitsuhiro Seki | 1989-12-05 |
| 4848692 | Apparatus for fitting rotary | Fumio Hamamura, Ichio Fukuda | 1989-07-18 |
| 4844772 | Laminator | Sigeo Sumi, Fumio Hamamura, Ichio Fukuda, Mitsuhiro Seki | 1989-07-04 |