Christopher John Drury

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Frisco, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Variable refrigerant flow system
- Patent number 12,158,282
- Issue date Dec 3, 2024
- Lennox Industries Inc.
- Der-Kai Hung
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Variable refrigerant flow system with reheating of dehumidified air
- Patent number 11,828,486
- Issue date Nov 28, 2023
- Lennox Industries Inc.
- Der-Kai Hung
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Variable refrigerant flow system with reheating of dehumidified air
- Patent number 11,255,553
- Issue date Feb 22, 2022
- Lennox Industries Inc.
- Der-Kai Hung
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
VARIABLE REFRIGERANT FLOW SYSTEM
- Publication number 20240044528
- Publication date Feb 8, 2024
- Lennox Industries Inc.
- Der-Kai Hung
- F24 - HEATING RANGES VENTILATING
Information Patent Application
VARIABLE REFRIGERANT FLOW SYSTEM WITH REHEATING OF DEHUMIDIFIED AIR
- Publication number 20220107097
- Publication date Apr 7, 2022
- Lennox Industries Inc.
- Der-Kai Hung
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Variable Refrigerant Flow System
- Publication number 20210063030
- Publication date Mar 4, 2021
- LENNOX INDUSTRIES, INC.
- Der-Kai Hung
- F24 - HEATING RANGES VENTILATING