Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853917 | Optical tracking apparatus with photodetector disposed outside part of the effective diameter of the lens system | Osamu Koyama, Kazuo Uzuki, Makoto Shiho | 1989-08-01 |
SA
Shigeru Aoi
Overall (1989): #58,193 of 140,708Top 45%
1
Patents 1989