Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358523 | Film units for photography of diffusive transfer process type | Mamoru Ishiwata | 1982-11-09 |
| 4340621 | Method for preventing formation of a heavy liquid layer on a web at a coating start position | Takeshi Matsumiya | 1982-07-20 |