Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661503 | Method for manufacturing optic transmission modules and system for inspecting bit error rate characters | Kazuo Yamaguchi, Takashi Minato, Shinzoo Nishiyama, Atsushi Murata, Naohiko Baba +3 more | 2003-12-09 |
| 4880289 | Two-way optical transmission system | Katsuyuki Imoto, Akihiko Takase, Atsushi Takai, Satoshi Aoki, Shoji Yamada | 1989-11-14 |