Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6821030 | Optical coupling apparatus | Hideyuki Kuwano, Yoshiaki Niwa, Naoki Matsushima | 2004-11-23 |
| 6726375 | Optical module, method for manufacturing optical module and optical communication apparatus | Takeshil Kato, Koji Yoshida, Toshinori Hirataka, Toshiaki Ishii, Tadaaki Ishikawa +3 more | 2004-04-27 |
| 6721511 | Optical communication equipment and optical communication network equipment | Kimio Tatsuno, Koji Yoshida, Hiroshi Naka, Satoru Kikuchi | 2004-04-13 |