Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424816 | Semiconductor laser device | Naoki Kosaka, Naoki Nakamura | 2025-09-23 |
| 12199409 | Optical semiconductor device and method of manufacturing optical semiconductor device | Hiroaki Maehara | 2025-01-14 |
| 12107391 | Semiconductor optical element | — | 2024-10-01 |
| 11973312 | Semiconductor laser device | Naoki Kosaka, Masaaki Shimada, Go Sakaino, Tadashi Takase | 2024-04-30 |
| 11973309 | Semiconductor chip manufacturing device and method of manufacturing semiconductor chips | Tetsuya Uetsuji, Masato Suzuki | 2024-04-30 |
| 11271369 | Semiconductor laser and method for manufacturing same | Naoki Nakamura, Go Sakaino | 2022-03-08 |
| 11128102 | Semiconductor optical device | Go Sakaino, Tetsuya Uetsuji, Naoki Nakamura | 2021-09-21 |
| 10855054 | Semiconductor laser device and method for manufacturing semiconductor laser device | Yuichiro Okunuki, Go Sakaino, Tetsuya Uetsuji, Naoki Nakamura | 2020-12-01 |
| 10063033 | Edge-emitting semiconductor laser | Yuichiro Okunuki | 2018-08-28 |
| 9685764 | Semiconductor optical element and surface-emitting semiconductor optical element | Naoki Nakamura | 2017-06-20 |