DH

Der-Kai Hung

LI Lennox Industries: 29 patents #10 of 340Top 3%
📍 Dallas, TX: #185 of 7,543 inventorsTop 3%
🗺 Texas: #4,073 of 125,132 inventorsTop 4%
Overall (All Time): #128,992 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12158282 Variable refrigerant flow system Lin Lan, Christopher J. Drury 2024-12-03
12000632 Controlling metering devices Eric Perez, Shawn Niemann, Colin Clara 2024-06-04
11885570 Cooling system Vijaykumar Sathyamurthi, Hong Lin 2024-01-30
11828486 Variable refrigerant flow system with reheating of dehumidified air Lin Lan, Christopher J. Drury 2023-11-28
11573038 Methods and systems for operating HVAC systems in low load conditions 2023-02-07
11512882 Controlling metering devices Eric Perez, Shawn Niemann, Colin Clara 2022-11-29
11493250 Methods and systems for operating HVAC systems in low load conditions 2022-11-08
11397040 Control scheme for automatic fan mode for use with variable refrigerant flow systems Ben Hobson, Hongbing Lian, Steve Mersh, Lin Lan, Shahn Markarian 2022-07-26
11384987 Cooling system Vijaykumar Sathyamurthi, Hong Lin 2022-07-12
11255553 Variable refrigerant flow system with reheating of dehumidified air Lin Lan, Christopher J. Drury 2022-02-22
11092368 Methods and systems for operating HVAC systems in low load conditions 2021-08-17
10801765 Variable speed blower control for HVAC systems Roger C. Hundt 2020-10-13
10690386 Controlling metering devices Eric Perez, Shawn Niemann, Colin Clara 2020-06-23
10365025 Methods and systems for operating HVAC systems in low load conditions 2019-07-30
10337777 Controlling air conditioning systems Eric Perez, Shawn Niemann 2019-07-02
10337780 Variable refrigerant flow system operation in low ambient conditions 2019-07-02
10197304 Tandem compressor discharge pressure and temperature control logic Harold Gene Havard, Jr., Rosa Maria Leal, Darko Hadzidedic, Jimmie Curry, Anuradha Sundararajan +1 more 2019-02-05
10156396 System for operating an HVAC system having tandem compressors Harold Gene Havard, Jr., Rosa Maria Leal 2018-12-18
10047965 System for managing lubricant levels in tandem compressor assemblies of an HVAC system David Mackey, Aylan Him, Hong Lin 2018-08-14
9989288 System for managing lubricant levels in tandem compressor assemblies of an HVAC system Aylan Him, David Mackey, Lin Hong 2018-06-05
9927135 Charge management for air conditioning 2018-03-27
9759468 System for controlling operation of an HVAC system having tandem compressors Harold Gene Havard, Jr., Rosa Maria Leal 2017-09-12
9692347 Airflow-confirming HVAC systems and methods with variable speed blower Harold Gene Havard, Jr., Rosa Maria Leal, Steven C. Brown, Stephen A. Walter 2017-06-27
9677797 Inverter controller, method of operation thereof and field-installable retrofit kit incorporating the same Harold Gene Havard, Jr., Eric Perez, Terry Jewell 2017-06-13
9581371 System for operating an HVAC system having tandem compressors Harold Gene Havard, Jr., Rosa Maria Leal 2017-02-28