Koesterer; David L. Patent Filings

Patent	Date
Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps Grant 9,328,946 - Chen , et al. May 3, 2	2016-05-03
Heat Pumps With Unequal Cooling And Heating Capacities For Climates Where Demand For Cooling And Heating Are Unequal, And Method Of Adapting And Distributing Such Heat Pumps App 20150321298 - Chen; Jie ; et al.	2015-11-12
Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps Grant 9,121,628 - Chen , et al. September 1, 2	2015-09-01
Defrosting a heat exchanger in a heat pump by diverting warm refrigerant to an exhaust header Grant 8,869,545 - Chen , et al. October 28, 2	2014-10-28
Defrosting A Heat Exchanger In A Heat Pump By Diverting Warm Refrigerant To An Exhaust Header App 20140196484 - Chen; Jie ; et al.	2014-07-17
Defrosting A Heat Exchanger In A Heat Pump By Diverting Warm Refrigerant To An Exhaust Header App 20140026601 - Chen; Jie ; et al.	2014-01-30
Heat Pumps With Unequal Cooling and Heating Capacities for Climates Where Demand for Cooling and Heating are Unequal, and Method of Adapting and Distributing Such Heat Pumps App 20120090337 - Chen; Jie ; et al.	2012-04-19
System and method for controlling an air conditioner or heat pump Grant 7,784,296 - Chen , et al. August 31, 2	2010-08-31
System And Method For Controlling An Air Conditioner Or Heat Pump App 20080216500 - Chen; Yi ; et al.	2008-09-11

Patent

Date

Heat pumps with unequal cooling and heating capacities for climates where demand for cooling and heating are unequal, and method of adapting and distributing such heat pumps
Grant 9,328,946 - Chen , et al. May 3, 2

2016-05-03

Heat Pumps With Unequal Cooling And Heating Capacities For Climates Where Demand For Cooling And Heating Are Unequal, And Method Of Adapting And Distributing Such Heat Pumps
App 20150321298 - Chen; Jie ; et al.

2015-11-12

2015-09-01

Defrosting a heat exchanger in a heat pump by diverting warm refrigerant to an exhaust header
Grant 8,869,545 - Chen , et al. October 28, 2

2014-10-28

Defrosting A Heat Exchanger In A Heat Pump By Diverting Warm Refrigerant To An Exhaust Header
App 20140196484 - Chen; Jie ; et al.

2014-07-17

Defrosting A Heat Exchanger In A Heat Pump By Diverting Warm Refrigerant To An Exhaust Header
App 20140026601 - Chen; Jie ; et al.

2014-01-30

Heat Pumps With Unequal Cooling and Heating Capacities for Climates Where Demand for Cooling and Heating are Unequal, and Method of Adapting and Distributing Such Heat Pumps
App 20120090337 - Chen; Jie ; et al.

2012-04-19

System and method for controlling an air conditioner or heat pump
Grant 7,784,296 - Chen , et al. August 31, 2

2010-08-31

System And Method For Controlling An Air Conditioner Or Heat Pump
App 20080216500 - Chen; Yi ; et al.

2008-09-11

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Koesterer; David L.

Patent Applications and Registrations