Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253968 | Push-button switch operating portion with diverging and converging lens | Zhi-Zeng Cheng, Jian Liu, Song Liu, Hua Lang Wang, Hong Yang +1 more | 2019-04-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253968 | Push-button switch operating portion with diverging and converging lens | Zhi-Zeng Cheng, Jian Liu, Song Liu, Hua Lang Wang, Hong Yang +1 more | 2019-04-09 |