Inventor
Douglas jon
US14 patents
⚠️ This page may combine multiple inventors who share the name “Douglas jon”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LENNOX IND INC
9 patentsUS9605889B2Mar 28, 2017
Defrost control using fan data
LENNOX IND INC7 citations82
US9341405B2May 17, 2016
Defrost control using fan data
LENNOX IND INC7 citations82
US10746446B2Aug 18, 2020
Intelligent defrost control method
LENNOX IND INC3 citations72
US10352611B2Jul 16, 2019
Defrost control using fan data
LENNOX IND INC2 citations71
US9803911B2Oct 31, 2017
Defrost control using fan data
LENNOX IND INC3 citations71
US11384971B2Jul 12, 2022
Intelligent defrost control method
LENNOX IND INC0 citations62
US10475324B2Nov 12, 2019
HVAC system and an HVAC controller configured to generate master service alarms
LENNOX IND INC0 citations51
US10192422B2Jan 29, 2019
HVAC system and an HVAC controller configured to generate master service alarms
LENNOX IND INC0 citations51
US9982930B2May 29, 2018
System for controlling operation of an HVAC system
LENNOX IND INC0 citations41
Johnson Controls Tyco IP Holdings LLP
3 patentsUS12247892B2Mar 11, 2025
Ecoair valve with pneumatic solenoid to provide auto zero function for air velocity pressure sensor
Johnson Controls Tyco IP Holdings LLP0 citations56
US12523976B2Jan 13, 2026
Systems and methods for combined outdoor air fraction and VAV unit control
Johnson Controls Tyco IP Holdings LLP0 citations51
US12385768B2Aug 12, 2025
Air duct airflow sensor
Johnson Controls Tyco IP Holdings LLP0 citations46