Sensor to detect if defrost is necessary

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    THERMAL ENERGY RESERVOIRS AND HEAT PUMP SYSTEMS

    • Publication number 20240068714
    • Publication date Feb 29, 2024
    • Daikin Comfort Technologies Manufacturing, L.P.
    • Michael F. Taras
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    DEFROST SYSTEMS AND METHODS FOR HEAT PUMP WATER HEATERS

    • Publication number 20240053072
    • Publication date Feb 15, 2024
    • RHEEM MANUFACTURING COMPANY
    • Alex Williams
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    AUTOMATIC VISCOSITY CONTROL SYSTEM FOR FOOD PRODUCTS DISPENSED FROM...

    • Publication number 20230413850
    • Publication date Dec 28, 2023
    • Forte Supply LLC
    • Jeffrey D. Resnick
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    CARBON DIOXIDE HEAT PUMP EVAPORATOR

    • Publication number 20230358460
    • Publication date Nov 9, 2023
    • JIANGSU SUJING GROUP CO., LTD
    • Xiaoliang Tang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    BLOCKED COIL DETECTION SYSTEM

    • Publication number 20230243560
    • Publication date Aug 3, 2023
    • Regal Beloit America, Inc.
    • Connor Silva
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    METHOD AND SYSTEM FOR OPERATING A REFRIGERATION SYSTEM

    • Publication number 20220268502
    • Publication date Aug 25, 2022
    • C. NELSON MFG.
    • Kellen R. SMITH
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONING DEVICE

    • Publication number 20220026126
    • Publication date Jan 27, 2022
    • Toshiba Carrier Corporation
    • Ken Miura
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATOR AND CLOUD SERVER OF DIAGNOSING CAUSE OF ABNORMAL STATE

    • Publication number 20210356202
    • Publication date Nov 18, 2021
    • LG ELECTRONICS INC.
    • Junsoo HAN
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    COOLING SYSTEM

    • Publication number 20210231356
    • Publication date Jul 29, 2021
    • Heatcraft Refrigeration Products LLC
    • Michael Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEAT PUMP SYSTEM

    • Publication number 20210033324
    • Publication date Feb 4, 2021
    • Mitsubishi Electric Corporation
    • Kazuki HAYASHIDA
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    COOLING SYSTEM

    • Publication number 20210003331
    • Publication date Jan 7, 2021
    • Heatcraft Refrigeration Products LLC
    • Michael Hollister
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    INTELLIGENT DEFROST CONTROL METHOD

    • Publication number 20200309430
    • Publication date Oct 1, 2020
    • Lennox Industries Inc.
    • Umesh GOKHALE
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Distributed Control System for Thermal Snow Melt and Freeze Protect...

    • Publication number 20190360739
    • Publication date Nov 28, 2019
    • AEF Ice Systems Inc.
    • Alexander F. Brown
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Defrost Operation Management in Heat Pumps

    • Publication number 20180306485
    • Publication date Oct 25, 2018
    • Lennox Industries Inc.
    • Yi Qu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VEHICLE AIR CONDITIONER

    • Publication number 20180105016
    • Publication date Apr 19, 2018
    • JAPAN CLIMATE SYSTEMS CORPORATION
    • Hiroshi HAMAMOTO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Defrost Control Using Fan Data

    • Publication number 20180045453
    • Publication date Feb 15, 2018
    • Lennox Industries Inc.
    • Yi Qu
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    SYSTEMS AND METHODS FOR FREE AND POSITIVE DEFROST

    • Publication number 20170276422
    • Publication date Sep 28, 2017
    • Carrier Corporation
    • Marwan Chamoun
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Defrost Control Using Fan Data

    • Publication number 20170191732
    • Publication date Jul 6, 2017
    • Lennox Industries Inc.
    • Yi Qu
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    INTELLIGENT DEFROST CONTROL METHOD

    • Publication number 20170176072
    • Publication date Jun 22, 2017
    • Lennox Industries Inc.
    • Umesh GOKHALE
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Defrost Control Using Fan Data

    • Publication number 20160258668
    • Publication date Sep 8, 2016
    • Lennox Industries Inc.
    • Yi Qu
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    VEHICLE AIR CONDITIONER

    • Publication number 20140352341
    • Publication date Dec 4, 2014
    • PANASONIC CORPORATION
    • Hiroshi HAMAMOTO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FREEZING DETECTION DEVICE

    • Publication number 20140326009
    • Publication date Nov 6, 2014
    • Takahide Kobayashi
    • G01 - MEASURING TESTING
  • Information Patent Application

    Method and Apparatus for Initiating Coil Defrost in a Refrigeration...

    • Publication number 20140283538
    • Publication date Sep 25, 2014
    • EVAPCO, Inc.
    • Greg Derosier
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Defrost Control Using Fan Data

    • Publication number 20140150477
    • Publication date Jun 5, 2014
    • Yi Qu
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    AIR CONDITIONER

    • Publication number 20130091882
    • Publication date Apr 18, 2013
    • Eunjun Cho
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    VARIABLE POWER DEFROST HEATER

    • Publication number 20120198863
    • Publication date Aug 9, 2012
    • Electrolux Home Products, Inc.
    • David L. Hall
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SYSTEM, APPARATUS, AND METHOD FOR ICE DETECTION

    • Publication number 20120198864
    • Publication date Aug 9, 2012
    • CONTROL PRODUCTS, INC.
    • Richard Rosenlund
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    DEMAND DEFROST FOR HEAT PUMPS

    • Publication number 20110302937
    • Publication date Dec 15, 2011
    • Walter E. Bujak, JR.
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    ADAPTIVE DEFROST CONTROLLER FOR A REFRIGERATION DEVICE

    • Publication number 20110088415
    • Publication date Apr 21, 2011
    • Diehl AKO Stiftung & Co. KG
    • Kevin Lacey
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Retrofittable air conditioner to refrigeration conversion unit

    • Publication number 20100269519
    • Publication date Oct 28, 2010
    • Ronald R. Khosla
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...