Coppell, Texas
United States
16
2019-03-14
The entities that hold a legal rights for patent applications filed by inventor Qu Yi:
Yi Qu from Coppell, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Air conditioner with multiple expansion devices
#2 | 2018-10-25Defrost operation management in heat pumps
#3 | 2018-02-22Controlling air conditioner modes
#4 | 2018-02-15Defrost control using fan data
#5 | 2017-07-06Defrost control using fan data
#6 | 2016-09-08Defrost control using fan data
#7 | 2015-12-31Method to control electronic expansion valve
#8 | 2015-06-18Air conditioner with multiple expansion devices
#9 | 2015-05-28Defrost operation management
#10 | 2015-05-07PRESSURE REGULATION OF AN AIR CONDITIONING SYSTEM
#11 | 2015-02-19Defrost operation management in heat pumps
#12 | 2014-06-19Controlling air conditioner modes
#13 | 2014-06-05Heat pump comprising primary defrost operation and secondary defrost operation and method of operating heat pump
#14 | 2014-06-05Defrost control using fan data
#15 | 2014-04-24Pressure regulation of an air conditioner
#16 | 2013-06-27Method to control electronic expansion valve
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