Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851881 | Optical printing system | Takemi Yamamoto, Koji Kobayakawa, Ichiro Sasaki, Ryohei Komiya, Akira Sago +2 more | 1989-07-25 |
IT
Izumi Takagi
Overall (1989): #101,825 of 140,708Top 75%
1
Patents 1989