Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12006251 | Micro-optical element having high bonding strength between glass substrate and micro-structure layer | Huiyan Fan, Guangjun Zhang, Weizhi Deng | 2024-06-11 |
| 11846786 | Diffractive optical element and method for manufacturing the same | Guangjun Zhang, Pengxiang Qian, Thomas Wiegel | 2023-12-19 |