Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11798336 | Job site security system and method of use therefor | Ngai Cheung | 2023-10-24 |
| 11785897 | Blower with motion detector | Yong Li, Ming Jun ZHUANG | 2023-10-17 |
| 11580804 | Job site security system and method of use therefor | Ngai Cheung | 2023-02-14 |