Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10126359 | Free piston stirling cooler temperature control system for semiconductor test | David L. Weston, Christopher Lopez, Richard A. Davis | 2018-11-13 |
| 9709622 | Direct injection phase change temperature control system | Christopher Lopez, Rick A. Davis | 2017-07-18 |
| 6199626 | Self-enclosing heat exchangers | Alan K. Wu, Allan K. So, Bruce L. Evans | 2001-03-13 |
| 5575329 | Passive by-pass for heat exchangers | Allan K. So | 1996-11-19 |