Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8783048 | System and Method for Oil Return in an HVAC system | John Raymond Edens, Alan D. Marble, Kevin B. Mercer, Gary L. Sapp, James Thomas Schaefer +1 more | 2014-07-22 |
| 8113789 | System and method of disabling an HVAC compressor based on a high pressure cut out | Jonathan D. Douglas, John Raymond Edens, Carl L. Garrett, Alan D. Marble, Kevin B. Mercer +3 more | 2012-02-14 |
| 7909918 | Air filtration system | Larry S. Bias, Shannon Leigh Smith, John Mark Hagan, Mark D. Woodruff, Daniel J. Mitchell +3 more | 2011-03-22 |