Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12341315 | Optical semiconductor chip | Shigeru Kanazawa, Takahiko Shindo, Meishin Chin | 2025-06-24 |
| 12222546 | Optical waveguide, method for manufacturing optical waveguide, and optical semiconductor device | Tomonari Sato, Takahiko Shindo | 2025-02-11 |