Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8695369 | Compressor with vapor injection system | Li Zhang | 2014-04-15 |
| 8037710 | Compressor with vapor injection system | Li Zhang | 2011-10-18 |
| 7584625 | Compressor capacity modulation system and method | Gnanakumar Robertson Abel, Ka Yiu Lau | 2009-09-08 |
| 7299649 | Vapor injection system | John Joseph Healy, Simon Wang | 2007-11-27 |
| 7275385 | Compressor with vapor injection system | Gnanakumar Robertson Abel, Ka Yiu Lau | 2007-10-02 |
| 6931867 | Cooling system with isolation valve | John Joseph Healy, Mark Lai Yuen Ng, Hung M. Pham | 2005-08-23 |
| 6672090 | Refrigeration control | John Joseph Healy, Mark Lai Yuen Ng, Hung M. Pham | 2004-01-06 |