Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8893520 | CO2-refrigeration device with heat reclaim | Bernd Heinbokel, Siegfried Haaf, Ulf J. Jonsson, Tobias H. Sienel | 2014-11-25 |
| 8769970 | Refrigerated case with reheat and preconditioning | Kwok Kwong Fung | 2014-07-08 |
| 8011192 | Method for defrosting an evaporator in a refrigeration circuit | — | 2011-09-06 |
| 7044200 | Two-phase refrigerant distribution system for multiple pass evaporator coils | Steven J. Spencer | 2006-05-16 |
| 6877338 | Heat exchanger for high stage generator of absorption chiller | — | 2005-04-12 |
| 6688137 | Plate heat exchanger with a two-phase flow distributor | — | 2004-02-10 |
| 6606882 | Falling film evaporator with a two-phase flow distributor | — | 2003-08-19 |
| 6598420 | Heat exchanger for high stage generator of absorption chiller | — | 2003-07-29 |
| 6536231 | Tube and shell heat exchanger for multiple circuit refrigerant system | — | 2003-03-25 |
| 6532763 | Evaporator with mist eliminator | — | 2003-03-18 |
| 6502420 | Plate heat exchanger for multiple circuit refrigeration system | — | 2003-01-07 |
| 6370893 | Absorption cooling system with refrigerant management for dilution and part load operation | Jin Sang Ryu | 2002-04-16 |
| 6305182 | Absorption heating and cooling system having an improved refrigerant control apparatus | Deog Yong Song, Shik Moon | 2001-10-23 |
| 6260364 | Absorption cooling system having an improved dilution control apparatus | In Shik Moon, Jin Sang Ryu | 2001-07-17 |
| 6167950 | Heat transfer tube | Xin Liu, Steven J. Spencer, Robert Chiang, Daniel P. Gaffaney | 2001-01-02 |
| 5933953 | Method of manufacturing a heat transfer tube | Steven J. Spencer | 1999-08-10 |
| 5333682 | Heat exchanger tube | Xin Liu, Steven J. Spencer, Robert Chiang, Daniel P. Gaffaney | 1994-08-02 |