Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12032137 | Optical imaging lens assembly | Fujian Dai, Liefeng Zhao | 2024-07-09 |
| 11899178 | Optical imaging lens assembly including six lenses of +−+−+− refractive powers | Nian Chen, Fujian Dai, Liefeng Zhao | 2024-02-13 |
| 11885944 | Zoom lens group | Fujian Dai, Liefeng Zhao | 2024-01-30 |
| 11719918 | Zoom lens assembly | Fujian Dai, Wuchao Xu, Liefeng Zhao | 2023-08-08 |
| 7257287 | Optical interleaver | Jaymin Amin, Mark Francis Krol | 2007-08-14 |
| 6956988 | Optical interleaver | Jaymin Amin, Mark Francis Krol | 2005-10-18 |