for the filter or drier

Patents Grantslast 30 patents

  • Information Patent Grant

    Heat pump temperature control

    • Patent number 11,098,938
    • Issue date Aug 24, 2021
    • Desert Aire Corp.
    • Craig Michael Burg
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Systems and methods for low load compressor operations

    • Patent number 11,092,370
    • Issue date Aug 17, 2021
    • Heatcraft Refrigeration (Wuxi) Co., Ltd.
    • Zhi Zhang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat pump system for vehicle

    • Patent number 10,661,632
    • Issue date May 26, 2020
    • HANON SYSTEMS
    • Hae Jun Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Sealed system for a packaged terminal air conditioner unit

    • Patent number 10,436,485
    • Issue date Oct 8, 2019
    • Haier US Appliance Solutions, Inc.
    • Bryan Isaac D'Souza
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Systems and methods for low load compressor operations

    • Patent number 10,215,465
    • Issue date Feb 26, 2019
    • Heatcraft Refrigeration Products LLC
    • Zhi Zhang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Service valve assembly and air conditioner having the same

    • Patent number 7,716,942
    • Issue date May 18, 2010
    • LG Electronics Inc.
    • Sung-Oh Choi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration device

    • Patent number 7,497,091
    • Issue date Mar 3, 2009
    • Daikin Industries, Ltd.
    • Manabu Yoshimi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerant bypassing and filtering apparatus of air conditioner an...

    • Patent number 7,263,846
    • Issue date Sep 4, 2007
    • LG Electronics Inc.
    • Il Nahm Hwang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Quick-change coalescent oil separator

    • Patent number 7,219,503
    • Issue date May 22, 2007
    • Redi Controls, Inc.
    • Luther D. Albertson
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Removable filter dryer with capacity indicator for vapor compressio...

    • Patent number 6,901,770
    • Issue date Jun 7, 2005
    • Mainstream Engineering Corporation
    • Robert Scaringe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Portable refrigerant handling apparatus and associated methods

    • Patent number 5,295,367
    • Issue date Mar 22, 1994
    • Technical Chemical Company
    • Robert L. Keltner
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Refrigerant recovery unit with pure system

    • Patent number 5,181,388
    • Issue date Jan 26, 1993
    • Wynn's Climate Systems, Inc.
    • Anthony W. Abraham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerant recovery system with flush mode

    • Patent number 5,117,641
    • Issue date Jun 2, 1992
    • Technical Chemical Company
    • Robert L. Keltner
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    3175342

    • Patent number 3,175,342
    • Issue date Mar 30, 1965
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    1677804

    • Patent number 1,677,804
    • Issue date Jul 17, 1928
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    Heat Pump Temperature Control

    • Publication number 20200158393
    • Publication date May 21, 2020
    • Desert Aire Corp.
    • Craig Michael Burg
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SYSTEMS AND METHODS FOR LOW LOAD COMPRESSOR OPERATIONS

    • Publication number 20190154323
    • Publication date May 23, 2019
    • HEATCRAFT REFRIGERATION PRODUCTS LLC
    • Zhi Zhang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SEALED SYSTEM FOR A PACKAGED TERMINAL AIR CONDITIONER UNIT

    • Publication number 20190145676
    • Publication date May 16, 2019
    • Haier US Appliance Solutions, Inc.
    • Bryan Isaac D'Souza
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Quick-change coalescent oil separator

    • Publication number 20060242991
    • Publication date Nov 2, 2006
    • Luther D. Albertson
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigeration device

    • Publication number 20060179873
    • Publication date Aug 17, 2006
    • Manabu Yoshimi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Service valve assembly and air conditioner having the same

    • Publication number 20060179864
    • Publication date Aug 17, 2006
    • LG Electronics Inc.
    • Sung-Oh Choi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigerant bypassing and filtering apparatus of air conditioner an...

    • Publication number 20060107688
    • Publication date May 25, 2006
    • LG ELECTRONICS INC.
    • Il Nahm Hwang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REMOVABLE FILTER DRYER WITH CAPACITY INDICATOR FOR VAPOR COMPRESSIO...

    • Publication number 20040025532
    • Publication date Feb 12, 2004
    • Mainstream Engineering Corporation
    • Robert Scaringe
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...