Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11870213 | Semiconductor laser, semiconductor laser array and method of manufacturing semiconductor laser | Yosuke Suzuki | 2024-01-09 |
| 11175520 | Optical semiconductor device and method for manufacturing the same | Yuichiro Horiguchi, Satoshi Nishikawa, Koichi Akiyama, Keigo Fukunaga, Yosuke Suzuki | 2021-11-16 |
| 10985532 | Semiconductor optical waveguide and optical integrated element | Koichi Akiyama | 2021-04-20 |
| 9989830 | Optical modulator element, optical modulation module including optical modulator element, and method for manufacturing optical modulator element | Yuichiro Horiguchi, Satoshi Nishikawa, Koichi Akiyama, Shusaku Hayashi, Kentaro ENOKI +1 more | 2018-06-05 |