Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10001607 | Optical wiring module, optical transceiver, and optical coupling method | Tsuyoshi Aoki | 2018-06-19 |
| 9425899 | Optical transmitter and method for controlling operation state of optical transmitter | — | 2016-08-23 |
| 9235001 | Optical device and optical module | Nobuhiro Imaizumi, Toshiya Akamatsu, Shinji Tadaki, Akinori Hayakawa | 2016-01-12 |
| 8923659 | Optical switching apparatus and method | — | 2014-12-30 |
| 8809906 | Semiconductor optical device | Lei Zhu, Shinsuke Tanaka, Kenichi Kawaguchi | 2014-08-19 |
| 8472109 | Semiconductor optical amplifier and optical module | Shinsuke Tanaka | 2013-06-25 |
| 8420993 | Optical signal generator and method for adjusting the same having a reflecting mirror to define another cavity different from the cavity of a single mode laser | — | 2013-04-16 |
| 7852894 | Semiconductor laser and semiconductor optical integrated device | — | 2010-12-14 |
| 6872966 | Optical semiconductor device | Suguru Akiyama, Haruhisa Soda | 2005-03-29 |