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LENNOX IND INC

Overview
  • Total Patents
    1,200
  • GoodIP Patent Rank
    2,738
  • Filing trend
    ⇩ 7.0%
About

LENNOX IND INC has a total of 1,200 patent applications. It decreased the IP activity by 7.0%. Its first patent ever was published in 1953. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets thermal processes, machines and environmental technology are GD MIDEA HEATING & VENTILATING EQUIPMENT CO LTD, LENNOX IND LLC and APARATOS AIRE ACONDICION.

Patent filings per year

Chart showing LENNOX IND INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Goel Rakesh 141
#2 Uselton Robert B 64
#3 Berg Eric 55
#4 Kowald Glenn W 54
#5 Perez Eric 45
#6 Paller Hans J 42
#7 Castillo Daniel 40
#8 Parker Sidney A 39
#9 Hung Der-Kai 37
#10 Grohman Wojciech 37

Latest patents

Publication Filing date Title
EP3816447A1 Compressor for high efficiency heat pump system
US2020300520A1 Controlling metering devices
US2020132332A1 Wireless remote indoor sensor for home automation
US2021108857A1 Detecting loss of charge in hvac systems
US2021088243A1 Avoiding coil freeze in hvac systems
US2021088242A1 System and method for sealing and supporting external pipe connections in fluid lines and directing escaped fluids to a cabinet in an hvac system
US2021088263A1 Method and system for charge determination
US2021063025A1 Method and system for protecting a single-stage furnace in a multi-zone system
US2021063030A1 Variable Refrigerant Flow System
US2021048212A1 Peak demand response operation of hvac system with face-split evaporator
US2021046800A1 Peak demand response operation of hvac systems
US2021048251A1 Cooling system
US2021048211A1 Peak demand response operation with improved sensible capacity
US2021036642A1 Motor drive operation at light load conditions
US2021025610A1 Detection of refrigerant side faults
US2019316795A1 Hvac controller having multiplexed input signal detection and method of operation thereof
US2020393151A1 Temperature difference sensor for hvac systems
US2020300497A1 HVAC systems with evaporator bypass and supply air recirculation and methods of using same
US2020271343A1 HVAC Systems and Methods with Refrigerant Purge
US2020240692A1 Method and system for compressor modulation in non-communicating mode