Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831767 | Traveling wave optical modular | Junji Shigeta, Shinji Tsuji, Hideo Arimoto | 2004-12-14 |
| 6826212 | Module for optical communications | Junichiro Shimizu, Shinji Tsuji | 2004-11-30 |
| 6823145 | Optical transmitter module | Minoru Fujita | 2004-11-23 |
| 6735353 | Module for optical transmitter | Koji Hirata, Tomoyoshi Mishima | 2004-05-11 |
| 6687039 | Optical modulator | — | 2004-02-03 |
| 6678432 | Optical integrated device, semiconductor laser module and optical transmitter | Junji Shigeta, Kimio Tatsuno | 2004-01-13 |