Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6862791 | Method of manufacturing film case | Toshiro Esaki, Hideki Matsuzawa, Masami Seko, Nobuo Matsuda, Kazuo Tanabe | 2005-03-08 |
| 6662428 | System for manufacturing film case | Toshiro Esaki, Hideki Matsuzawa, Masami Seko, Nobuo Matsuda, Kazuo Tanabe | 2003-12-16 |
| 4985335 | Self-processing film unit | Hideaki Kataoka | 1991-01-15 |