Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4836642 | Cladding material for optical fiber | Tsuruyoshi Matsumoto, Katsuhiko Shimada | 1989-06-06 |
YU
Yoshihiro Uozu
Overall (1989): #40,049 of 140,708Top 30%
1
Patents 1989