Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11710914 | Optical module | Tetsuo Ishizaka, Koji Otsubo | 2023-07-25 |
| 10622781 | Wavelength monitoring device, light source device, and optical module | Kohei Shibata | 2020-04-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11710914 | Optical module | Tetsuo Ishizaka, Koji Otsubo | 2023-07-25 |
| 10622781 | Wavelength monitoring device, light source device, and optical module | Kohei Shibata | 2020-04-14 |