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LA CROSSE, WI US
1. 20110005251 Compressor discharge valve providing freeze and charge migration protection 01-13-20112. 20100319369 Valve and subcooler for storing refrigerant 12-23-2010
3. 20100314569 Actuator for a fan-powered damper - HVAC damper includes a series of pivotal damper blades that are opened by an air pressure differential across 12-16-2010
4. 20100182038 Setup and method for testing a permanent magnet motor 07-22-2010
5. 20100121495 Variable evaporator water flow compensation for leaving water temperature control 05-13-2010
6. 20100112931 Combination bearing, linkage pin and shaft coupling for a damper 05-06-2010
7. 20100112930 Roof assembly for an air handler - air handler includes an enclosure containing various internal HVAC components and a bi-directional alignment system 05-06-2010
8. 20100107668 Control scheme for coordinating variable capacity components of a refrigerant system 05-06-2010
9. 20100107659 Fixed and variable refrigerant metering system 05-06-2010
10. 20100037629 Crimped orifice for flare fitting - flow restriction or metering device for a refrigerant system includes a crimped or otherwise formed tubular insert 02-18-2010
11. 20090294110 Spaced plate heat exchanger - brazed aluminum counter-flow heat exchanger particularly suited for use in Ocean Thermal Energy Conversion is produced by 12-03-2009
12. 20090241568 Floating restriction for a refrigerant line 10-01-2009
13. 20090217790 Universal adjustable wrench with tactile snap action 09-03-2009
14. 20090158762 Refrigerant control of a heat-recovery chiller 06-25-2009
15. 20090152379 Limit valve for an elastic bladder - portable watering device includes a resiliently expandable bladder and a limit valve that prevents the bladder from 06-18-2009
16. 20090152376 Fluid-handling device with multiple elastic bladders 06-18-2009
17. 20090090115 Control system interface with display for air conditioning apparatus 04-09-2009
18. 20090048715 Contingency mode operating method for air conditioning system 02-19-2009
19. 20090044794 Inducer speed control method for combustion furnace 02-19-2009
20. 20090044703 Air filtration system - intense field dielectric air filtration system includes a perimeter frame for wall or ceiling mounting at the inlet of a return 02-19-2009
21. 20090044552 Twinning of air conditioning units - Heating ventilating and air conditioning equipment units are provided with controllers which may be interconnected 02-19-2009
22. 20090031740 Expansion valve control system and method for air conditioning apparatus 02-05-2009
23. 20080309280 Calibrating stepper motor by driving fractional ranges 12-18-2008
24. 20080307810 Operational limit to avoid liquid refrigerant carryover 12-18-2008
25. 20080302112 Refrigerant reheat circuit and charge control 12-11-2008
26. 20080250798 Method for sensing the liquid level in a compressor 10-16-2008
27. 20080237217 Heater interlock control for air conditioning system 10-02-2008
28. 20080223944 Device and method for recording air conditioning system information 09-18-2008
29. 20080217418 Temperature compensation method for thermostats 09-11-2008