Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9518705 | Lens and an illumination device having the lens | Qihui Zhang, Hongwei Zhang, Hui Gui | 2016-12-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9518705 | Lens and an illumination device having the lens | Qihui Zhang, Hongwei Zhang, Hui Gui | 2016-12-13 |