Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11885642 | Laser leveling tool with gesture control | Chi Fung Michael Chan, Yuk Wah Siu, Kenneth Yuen, Chun Pong David Chan | 2024-01-30 |
| 11674800 | Laser level meter and use method therefor | Eric Hung-Ying Yuen, Eddie Kwan | 2023-06-13 |
| 10591296 | Laser leveling tool with adaptive thermal control | Yat Shan Kwan, Eric Hung-Ying Yuen | 2020-03-17 |
| 9441963 | Multifunction laser leveling tool | Eric Hung-Ying Yuen, Yat Wah Lam | 2016-09-13 |
| 7855778 | Method and apparatus for locating and measuring the distance to a target | Wai Lam Yung, Wilfried Alois Anton Bittner, Yat Wah Lam, Sai Chak Chan, Kwong Lam Ng +1 more | 2010-12-21 |