Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5896216 | AM/PM converter and optical signal transmission system | Koji Kikushima, Kouichi Suto, Katsushi Iwashita, Satoshi Ikeda, Hiroshi Nakamoto +3 more | 1999-04-20 |
| 5543952 | Optical transmission system | Kazushige Yonenaga, Shigeru Kuwano, Seiji Norimatsu | 1996-08-06 |