Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7900354 | Method of making a refrigeration system having a heat exchanger | Donald L. Coffey | 2011-03-08 |
| 7779648 | Heat exchanger with enhanced air distribution | Donald L. Coffey | 2010-08-24 |
| 7752860 | Method and apparatus for improving evaporator performance | — | 2010-07-13 |
| 7726151 | Variable cooling load refrigeration cycle | — | 2010-06-01 |
| 7721569 | Method and apparatus for control of carbon dioxide gas cooler pressure by use of a capillary tube | — | 2010-05-25 |
| 7617696 | Compact refrigeration system and power supply unit including dynamic insulation | — | 2009-11-17 |
| 7600390 | Method and apparatus for control of carbon dioxide gas cooler pressure by use of a two-stage compressor | — | 2009-10-13 |
| 7478538 | Refrigerant containment vessel with thermal inertia and method of use | Rick L. Bunch | 2009-01-20 |
| 7478541 | Compact refrigeration system for providing multiple levels of cooling | Donald L. Coffey, Michael J. Moore | 2009-01-20 |
| 7401472 | Modular heating or cooling system | — | 2008-07-22 |
| 7344367 | Rotary compressor having a discharge valve | — | 2008-03-18 |
| 7216498 | Method and apparatus for determining supercritical pressure in a heat exchanger | Alicia Frostick | 2007-05-15 |
| 7159409 | Method and apparatus for controlling the load placed on a compressor | — | 2007-01-09 |
| 7131294 | Method and apparatus for control of carbon dioxide gas cooler pressure by use of a capillary tube | — | 2006-11-07 |
| 7107786 | Apparatus for and method of venting hydrocarbon refrigerant leaks | — | 2006-09-19 |
| 7096679 | Transcritical vapor compression system and method of operating including refrigerant storage tank and non-variable expansion device | — | 2006-08-29 |
| 6959557 | Apparatus for the storage and controlled delivery of fluids | Alicia Frostick | 2005-11-01 |
| 6923011 | Multi-stage vapor compression system with intermediate pressure vessel | — | 2005-08-02 |
| 6793010 | Heat exchanger having non-perpendicularly aligned heat transfer elements | — | 2004-09-21 |
| 6746223 | Orbiting rotary compressor | — | 2004-06-08 |
| 6619926 | Cam and crank engagement for a reversible, variable displacement compressor and a method of operation therefor | Elizabeth Robbins | 2003-09-16 |