Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10151877 | Optical circuit module, optical transceiver using the same, and semiconductor photonic device | — | 2018-12-11 |
| 9979489 | Optical modulation apparatus, optical transmitter and controlling method for optical modulator | — | 2018-05-22 |
| 9874709 | Optical functional device, optical receiving apparatus and optical transmission apparatus | — | 2018-01-23 |
| 9606417 | Optical modulation apparatus, optical transmitter and controlling method for optical modulator | — | 2017-03-28 |
| 9348154 | Optical resonator apparatus, optical transmitter and controlling method for optical resonator | — | 2016-05-24 |
| 9235001 | Optical device and optical module | Shigeaki Sekiguchi, Nobuhiro Imaizumi, Toshiya Akamatsu, Shinji Tadaki | 2016-01-12 |
| 9225147 | Optical semiconductor device and method of manufacturing the same | Takeshi Matsumoto | 2015-12-29 |
| 8891159 | Optical semiconductor element, semiconductor laser, and method of manufacturing optical semiconductor element | — | 2014-11-18 |
| 8818142 | Optical semiconductor device | — | 2014-08-26 |
| 8666200 | Optical modulation device, driving method of optical modulation device, and manufacturing method of optical modulation device | Kazumasa Takabayashi | 2014-03-04 |
| 8654803 | Light emitting device and method of controlling light emitting device | — | 2014-02-18 |
| 8401352 | Optical waveguide device, its manufacture method, laser module and optical transmission system | Takuya Fujii | 2013-03-19 |
| 8073033 | Optical semiconductor device and driving method thereof | Ken Morito | 2011-12-06 |
| 7983318 | Optical semiconductor device | — | 2011-07-19 |
| 7633984 | Optical semiconductor device and driving method thereof | Ken Morito | 2009-12-15 |
| 7112827 | Tunable wavelength laser | Yoshihiro Sato, Ken Morito, Norihiko Sekine | 2006-09-26 |