High amount of refrigerant in the system

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR CONDITIONER AND CONTROL METHOD THEREOF

    • Publication number 20240230191
    • Publication date Jul 11, 2024
    • Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
    • Lei SHI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    INTELLIGENT CHARGE COMPENSATION IN A HEAT PUMP SYSTEM

    • Publication number 20240191922
    • Publication date Jun 13, 2024
    • ALLIED AIR ENTERPRISES LLC
    • Krishna Conjeevaram Bashyam
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEAT PUMP CHARGE COMPENSATION FOR HEATING MODE OPERATION

    • Publication number 20240191923
    • Publication date Jun 13, 2024
    • ALLIED AIR ENTERPRISES LLC
    • Krishna Conjeevaram Bashyam
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER AND CONTROL METHOD THEREOF

    • Publication number 20240133603
    • Publication date Apr 25, 2024
    • Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
    • Lei SHI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION DEVICE AND METHOD FOR DETERMINING AMOUNT OF REFRIGERA...

    • Publication number 20230272954
    • Publication date Aug 31, 2023
    • DAIKIN INDUSTRIES, LTD.
    • Shuichi TAGUCHI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERANT CHARGE MANAGEMENT DEVICE FOR HEAT PUMP SYSTEMS

    • Publication number 20230123900
    • Publication date Apr 20, 2023
    • Carrier Corporation
    • Dhruv Chanakya Hoysall
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    METHOD OF OPERATING A HEAT PUMP SYSTEM

    • Publication number 20230064936
    • Publication date Mar 2, 2023
    • Charles Cluff
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    DYNAMIC LIQUID RECEIVER AND CONTROL STRATEGY

    • Publication number 20220381495
    • Publication date Dec 1, 2022
    • TRANE INTERNATIONAL INC.
    • Philippe Del Marcel Tisserand
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERANT CHARGING SYSTEM AND METHOD FOR VARIABLE SPEED COMPRESSO...

    • Publication number 20210333028
    • Publication date Oct 28, 2021
    • Zhicheng Huang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION SYSTEM

    • Publication number 20210190401
    • Publication date Jun 24, 2021
    • Carrier Corporation
    • Nicolas Fonte
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER

    • Publication number 20200200441
    • Publication date Jun 25, 2020
    • Samsung Electronics Co., Ltd.
    • Shinichiro NAGAMATSU
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HVAC REFRIGERANT CHARGING AND RELIEVING SYSTEMS AND METHODS

    • Publication number 20200003467
    • Publication date Jan 2, 2020
    • Johnson Controls Technology Company
    • Aneek M. Noor
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REDISTRIBUTING REFRIGERANT BETWEEN AN EVAPORATOR AND A CONDENSER OF...

    • Publication number 20190203999
    • Publication date Jul 4, 2019
    • Johnson Controls Technology Company
    • Satheesh Kulankara
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION DEVICE

    • Publication number 20190203995
    • Publication date Jul 4, 2019
    • Mitsubishi Electric Corporation,
    • Kohei UEDA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat-Pump System With Refrigerant Charge Diagnostics

    • Publication number 20180363926
    • Publication date Dec 20, 2018
    • Emerson Climate Technologies, Inc.
    • Fadi M. ALSALEEM
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS

    • Publication number 20180252449
    • Publication date Sep 6, 2018
    • Mitsubishi Electric Corporation
    • Masahiro ITO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER

    • Publication number 20180252443
    • Publication date Sep 6, 2018
    • JOHNSON CONTROLS-HITACHI AIR CONDITIONING TECHNOLOGY (HONG KONG) LIMITED)
    • Koji NAITO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERANT CHARGE DETECTION FOR ICE MACHINES

    • Publication number 20180238599
    • Publication date Aug 23, 2018
    • Emerson Climate Technologies, Inc.
    • Vijay BAHEL
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SUBSYSTEM FOR A VAPOUR-COMPRESSION SYSTEM, A VAPOUR-COMPRESSION SYS...

    • Publication number 20180195779
    • Publication date Jul 12, 2018
    • Cresstec RAC IP Pty. Ltd.
    • Ian David Nankivell
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HVAC/R SYSTEM WITH AUXILIARY POWER SOURCE AND METHOD OF OPERATING A...

    • Publication number 20180106492
    • Publication date Apr 19, 2018
    • Carrier Corporation
    • Paul Papas
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    DISCHARGE PRESSURE CALCULATION FROM TORQUE IN AN HVAC SYSTEM

    • Publication number 20180100680
    • Publication date Apr 12, 2018
    • Carrier Corporation
    • Don A. Schuster
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    System For Refrigerant Charge Verification

    • Publication number 20180045445
    • Publication date Feb 15, 2018
    • Emerson Climate Technologies, Inc.
    • Hung M. Pham
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS

    • Publication number 20180038621
    • Publication date Feb 8, 2018
    • Mitsubishi Electric Corporation
    • Masaki TOYOSHIMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VAPOR COMPRESSION REFRIGERANT SYSTEM WITH SECONDARY MODULATING HEAT...

    • Publication number 20170363334
    • Publication date Dec 21, 2017
    • SAS Dectron Company
    • Alois MALIK
    • E04 - BUILDING
  • Information Patent Application

    WATER MINIMIZING METHOD AND APPARATUS FOR USE WITH EVAPORATIVE COOL...

    • Publication number 20170074553
    • Publication date Mar 16, 2017
    • MUNTERS CORPORATION
    • Paul A. Dinnage
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Active Refrigerant Charge Compensation For Refrigeration And Air Co...

    • Publication number 20170045278
    • Publication date Feb 16, 2017
    • Lennox Industries Inc.
    • Robert B. Uselton
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR-CONDITIONING APPARATUS

    • Publication number 20160327303
    • Publication date Nov 10, 2016
    • Mitsubishi Electric Corporation
    • Masafumi TOMITA
    • G01 - MEASURING TESTING
  • Information Patent Application

    ADSORBER AND ADSORPTION REFRIGERATOR

    • Publication number 20160313034
    • Publication date Oct 27, 2016
    • DENSO CORPORATION
    • Shinsuke TAKEUCHI
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    AIR CONDITIONING SYSTEM

    • Publication number 20160209085
    • Publication date Jul 21, 2016
    • LG ELECTRONICS INC.
    • Byeongsu KIM
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Discharge Pressure Calculation From Torque In An HVAC System

    • Publication number 20150027138
    • Publication date Jan 29, 2015
    • Carrier Corporation
    • Don A. Schuster
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...