Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9409300 | Open cutter for a foil type shaver and method for fabricating the open cutter | Ying Man John Wong | 2016-08-09 |
| 9289907 | Open cutter for a foil type shaver and method for fabricating the open cutter | Ying Man John Wong | 2016-03-22 |
| 8883083 | Air cleaner filter system capable of nano-confined catalytic oxidation | Yu Hang Christopher Chao, Sui Chun Law, Wan Chung Lam | 2014-11-11 |
| 8864111 | Natural mist humidifier | Ying Man John Wong | 2014-10-21 |
| 8348105 | Compact automatic homogenized liquid detergent dispensing device | Ying Man John Wong | 2013-01-08 |