Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11579657 | Preventing protective case from turning off screen by mistake on terminal using Hall effect sensor | Haojie Zhang | 2023-02-14 |
| 10996720 | Preventing protective case from turning off screen by mistake on terminal using hall effect sensor | Haojie Zhang | 2021-05-04 |