Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11754860 | Photochromic lens with laminated film, method for producing a photochromic lens, and a spectacle frame | Jingye Liang, Liu Ouyang, Yong Tian | 2023-09-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11754860 | Photochromic lens with laminated film, method for producing a photochromic lens, and a spectacle frame | Jingye Liang, Liu Ouyang, Yong Tian | 2023-09-12 |