Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12169989 | Job site security system and method of use therefor | Hei Man Lee | 2024-12-17 |
| 11798336 | Job site security system and method of use therefor | Hei Man Lee | 2023-10-24 |
| 11580804 | Job site security system and method of use therefor | Hei Man Lee | 2023-02-14 |
| 11302127 | Job site security system and method of use therefor | Hei Man Lee | 2022-04-12 |
| 11032638 | Speaker with an integrated air pressure and vibration mitigation system | Yiu Hung Yeung | 2021-06-08 |