Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6826323 | Optical circulator | Hiroshi Matsuura, Satoru Abe | 2004-11-30 |
| 6782028 | Semiconductor laser device for use in a semiconductor laser module and an optical amplifier | Naoki Tsukiji, Junji Yoshida, Masaki Funabashi, Toshio Kimura, Takeshi Aikiyo +5 more | 2004-08-24 |
| 6765935 | Semiconductor laser module, manufacturing method thereof and optical amplifier | Toshio Kimura, Masashi Nakae, Takeo Shimizu, Naoki Tsukiji, Junji Yoshida +5 more | 2004-07-20 |
| 6744944 | Optical coupling module having a first and second ferrules | Hiroshi Matsuura, Katsuki Suematsu | 2004-06-01 |