Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334378 | Perforator | Hiroshi Tsuzaki, Junichi Tsuchiya, Susumu Sato | 2002-01-01 |
| 6128986 | Perforator | Hiroshi Tsuzaki, Junichi Tsuchiya, Susumu Sato | 2000-10-10 |
| 6062120 | Perforator | Hiroshi Tsuzaki, Susumu Sato | 2000-05-16 |
| 6016730 | Perforator | Hiroshi Tsuzaki, Junichi Tsuchiya, Susumu Sato | 2000-01-25 |
| 5746100 | Method of perforating film | Hiroshi Tsuzaki, Junichi Tsuchiya | 1998-05-05 |
| 5743482 | Photo film winding method and apparatus | Chiaki Suzuki, Takayuki Kambara, Susumu Sato | 1998-04-28 |
| 5697273 | Method of perforating film | Hiroshi Tsuzaki, Junichi Tsuchiya, Susumu Sato | 1997-12-16 |
| 5697272 | Method of perforating film | Hiroshi Tsuzaki, Junichi Tsuchiya, Susumu Sato | 1997-12-16 |
| 4553833 | Side printing apparatus | Shigehisa Shimizu | 1985-11-19 |
| 4554560 | Side printing apparatus | Shigehisa Shimizu | 1985-11-19 |
| 4548492 | Side printing apparatus | Katutoshi Nakamura, Shigehisa Shimizu | 1985-10-22 |
| 4544259 | Side printing apparatus | Shigehisa Shimizu | 1985-10-01 |
| 4519701 | Side printing apparatus | Shigehisa Shimizu | 1985-05-28 |
| 4508438 | Side printing method and apparatus therefor | Shigehisa Shimizu | 1985-04-02 |