Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293226 | Photographic film blackening area measuring device | Minoru Kinoshita, Yukio Onoda | 1981-10-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293226 | Photographic film blackening area measuring device | Minoru Kinoshita, Yukio Onoda | 1981-10-06 |