Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11837620 | Photo receiver | Takuya Okimoto, Munetaka Kurokawa | 2023-12-05 |
| 11777274 | Semiconductor optical device and method for manufacturing the same | Takuo HIRATANI, Naoki Fujiwara | 2023-10-03 |
| 11735888 | Semiconductor optical device and method for producing semiconductor optical device | Naoki Fujiwara, Takuo HIRATANI, Takehiko Kikuchi, Toshiyuki Nitta | 2023-08-22 |
| 11621538 | Wavelength tunable laser device and method for manufacturing the same | — | 2023-04-04 |