Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359499 | Packaging material for photosensitive materials | Mutsuo Akao | 1982-11-16 |
| 4337285 | Wrapping material for light-sensitive materials | Mutsuo Akao | 1982-06-29 |
| 4258848 | Packaging material for photosensitive materials comprising polyolefin layers | Mutsuo Akao, Koji Inoue | 1981-03-31 |