Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856861 | Light waveguide lens | Mamoru Miyawaki, Kazuya Matsumoto | 1989-08-15 |
SO
Shigetaro Ogura
Overall (1989): #57,100 of 140,708Top 45%
1
Patents 1989