Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830490 | Apparatus for aligning optical fibers | Toshiaki Kakii, Yuichi Toda, Mitsuaki Osanai, Norio Kashima, Yasuyaki Kato | 1989-05-16 |
YU
Yuichi Usui
Nippon Telegraph And Telephone Public: 1 patents #4 of 48Top 9%
Overall (1989): #39,213 of 140,708Top 30%
1
Patents 1989