Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984859 | Optical fiber ribbon end-structure | Yoshikazu Fujinaga, Shuichiro Tokuda, Noriyuki Furukawa, Kiyoshi Ichimura, Yukio Shibuya +1 more | 1991-01-15 |
| 4929169 | Working equipment for roughening the side of optical fiber | Yoshikazu Fujinaga, Shuichiro Tokuda, Noriyuki Furukawa, Kiyoshi Ichimura, Yukio Shibuya +1 more | 1990-05-29 |