Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11393945 | Optical semiconductor device and method for manufacturing optical semiconductor device | Hideki Yagi, Takuo HIRATANI | 2022-07-19 |
| 10741591 | Semiconductor integrated optical device | Hideki Yagi, Koji Ebihara, Takuya Okimoto | 2020-08-11 |
| 10545285 | Hybrid optical assembly and method for fabricating same | Hideki Yagi | 2020-01-28 |
| 9893100 | Semiconductor optical device integrating photodiode with optical waveguide and method of forming the same | Yoshihiro Yoneda, Ryuji Masuyama, Hideki Yagi | 2018-02-13 |
| 9366820 | Coherent mixer and 2×2 multi-mode interference coupler | Yutaka Onishi | 2016-06-14 |
| 9366835 | Integrated optical semiconductor device and integrated optical semiconductor device assembly | Ryuji Masuyama, Yoshihiro Yoneda, Hideki Yagi | 2016-06-14 |
| 9176360 | Method for producing spot-size convertor | Hideki Yagi, Takamitsu Kitamura, Naoya KONO | 2015-11-03 |
| 9103976 | Method for manufacturing waveguide-type semiconductor device | Ryuji Masuyama, Yoshihiro Yoneda, Hideki Yagi | 2015-08-11 |
| 9023677 | Method for producing spot size converter | Hideki Yagi, Ryuji Masuyama, Yoshihiro Yoneda | 2015-05-05 |