Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305134 | Optical frequency division multiplexing transmitter and optical frequency division multiplexing transmission apparatus | Hideaki Tsushima, Shinya Sasaki, Shigeki Kitajima | 1994-04-19 |