Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876125 | Gusset bag for photographic photosensitive materials | Hiroyuki Osanai, Koji Inoue | 1989-10-24 |
| 4876129 | Packaging material for photographic photosensitive materials | — | 1989-10-24 |
| 4871613 | Packaging material | — | 1989-10-03 |
| 4844961 | Container for photographic film cartridge | — | 1989-07-04 |
| 4844787 | Packaging bag for sheets for electrophoresis | Takeshi Kato | 1989-07-04 |
| 4828106 | Packaging case for photosensitive sheet films | Kenji Tajima | 1989-05-09 |
| 4796823 | Spool for photographic film | Hisao Endo, Toshio Sata, Masanori Ishiguro | 1989-01-10 |