Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320187 | Photographic film unit for diffusion transfer with a translucent mask sheet | Katsuya Kozai, Teruyoshi Makino | 1982-03-16 |
HK
Hisashi Kikuchi
Overall (1982): #58,833 of 81,411Top 75%
1
Patents 1982