Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10254624 | Semiconductor optical modulation element | Yoshihiro Ogiso, Josuke Ozaki, Norihide Kashio, Nobuhiro Kikuchi | 2019-04-09 |
| 8369666 | Optical wavelength multiplexing/ de-multiplexing circuit | Shin Kamei, Tsutomu Kitoh, Tomohiro Shibata, Takuya Tanaka, Yasuyuki Inoue +1 more | 2013-02-05 |