Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839257 | Color diffusion transfer photographic film unit | Shigeru Nakamura, Keisuke Shiba | 1989-06-13 |
MM
Minoru Minoda
Overall (1989): #75,995 of 140,708Top 55%
1
Patents 1989