Issued Patents 2017
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9753350 | Mach-Zehnder modulator, method of making optical waveguide structure | Takamitsu Kitamura, Masataka Watanabe | 2017-09-05 |
| 9696496 | Semiconductor optical device and semiconductor assembly | Ryuji Masuyama, Yoshihiro Yoneda, Kenji Sakurai, Takehiko Kikuchi | 2017-07-04 |
| 9638980 | Modulator and production method thereof | Hirohiko Kobayashi, Naoya KONO, Takamitsu Kitamura | 2017-05-02 |
| 9583644 | Semiconductor optical device | — | 2017-02-28 |
| 9563100 | Optical semiconductor device and method of producing the same | Ryuji Masuyama, Naoya KONO, Daisuke Kimura, Hirohiko Kobayashi, Takamitsu Kitamura | 2017-02-07 |