Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853724 | Sheet film package and device for loading sheet films | Kenji Tajima, Motoaki Takahashi, Hideo Watanabe, Takashi Shoji | 1989-08-01 |
| 4799591 | Sheet film package and method and device for loading sheet film | Kenji Tajima | 1989-01-24 |