Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11835686 | Optical imaging lens | Fujian Dai, Liefeng Zhao | 2023-12-05 |
| 11675166 | Optical imaging lens including eight lenses of −+−+−++−, −+−+−−+−, ++−−+−+−, ++−+−++− or −+−−+−+− refractive powers | Lin Huang, Fujian Dai, Liefeng Zhao | 2023-06-13 |
| 11662556 | Optical imaging lens including eight lenses of ++−+−−+−, ++−+++−− or ++−++−+− refractive powers | Fujian Dai, Liefeng Zhao | 2023-05-30 |