Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7299649 | Vapor injection system | Man Wai Wu, Simon Wang | 2007-11-27 |
| 6931867 | Cooling system with isolation valve | Man Wai Wu, Mark Lai Yuen Ng, Hung M. Pham | 2005-08-23 |
| 6672090 | Refrigeration control | Man Wai Wu, Mark Lai Yuen Ng, Hung M. Pham | 2004-01-06 |