Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500756 | Optical fiber transmission system and supervision method of the same | Hideaki Tsushima, Shinya Sasaki, Yukio Nakano, Hiroyuki Nakano, Hironari Matsuda +9 more | 1996-03-19 |