TREA

using one four-way valve

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  • CPC
  • F25B2313/02741
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS F25B2313/00Compression machines, plant, or systems with reversible cycle not otherwise provided for

Current Industry

F25B2313/02741using one four-way valve
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Air conditioner system
    • Patent number 12,241,667
    • Issue date Mar 4, 2025
    • Carrier Corporation
    • Guangyu Shen
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat pump with ejector
    • Patent number 12,222,139
    • Issue date Feb 11, 2025
    • Carrier Corporation
    • Ahmad M. Mahmoud
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioning apparatus and outdoor unit
    • Patent number 12,215,897
    • Issue date Feb 4, 2025
    • Mitsubishi Electric Corporation
    • Hiroaki Makino
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat-pump system with multiway valve
    • Patent number 12,196,462
    • Issue date Jan 14, 2025
    • Copeland LP
    • Andrew M. Welch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air-conditioning apparatus
    • Patent number 12,169,082
    • Issue date Dec 17, 2024
    • Mitsubishi Electric Corporation
    • Hiroki Washiyama
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle apparatus and four-way valve
    • Patent number 12,163,707
    • Issue date Dec 10, 2024
    • Daikin Industries, Ltd.
    • Takeru Miyazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Energy efficient heat pump with flow regulation system
    • Patent number 12,163,700
    • Issue date Dec 10, 2024
    • Tyco Fire & Security GmbH
    • Andrew Leroy Hjortland
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration system and a method for controlling such a refrigerat...
    • Patent number 12,140,356
    • Issue date Nov 12, 2024
    • Swep International AB
    • Sven Andersson
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration apparatus with stainless steel four-way switching val...
    • Patent number 12,104,832
    • Issue date Oct 1, 2024
    • Daikin Industries, Ltd.
    • Junichi Hamadate
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Multi-air conditioner for heating and cooling
    • Patent number 12,078,396
    • Issue date Sep 3, 2024
    • LG Electronics Inc.
    • Chiwoo Song
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle apparatus
    • Patent number 12,044,444
    • Issue date Jul 23, 2024
    • Mitsubishi Electric Corporation
    • Takuya Matsuda
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioning system
    • Patent number 12,038,195
    • Issue date Jul 16, 2024
    • Gree Electric Appliances, Inc. of Zhuhai
    • Shiqiang Zhang
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Thermal management system
    • Patent number 11,981,180
    • Issue date May 14, 2024
    • Hangzhou Sanhua Research Institute Co., Ltd.
    • Yongxiang Tan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Water source heat pump dual functioning condensing coil
    • Patent number 11,965,672
    • Issue date Apr 23, 2024
    • Daikin Applied Americas Inc.
    • Marcos Locke
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Refrigeration cycle apparatus
    • Patent number 11,940,190
    • Issue date Mar 26, 2024
    • Mitsubishi Electric Corporation
    • Komei Nakajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thermoelectric enhanced hybrid heat pump systems
    • Patent number 11,913,687
    • Issue date Feb 27, 2024
    • DTP Thermoelectrics LLC
    • Douglas Crane
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Hybrid multi-air conditioning system
    • Patent number 11,906,208
    • Issue date Feb 20, 2024
    • LG Electronics Inc.
    • Yejin Kim
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Thermodynamic heat recovery without an additional thermodynamic cir...
    • Patent number 11,859,875
    • Issue date Jan 2, 2024
    • LGL France S.A.S.
    • Bastien Jovet
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerant cycle apparatus
    • Patent number 11,835,273
    • Issue date Dec 5, 2023
    • Daikin Industries, Ltd.
    • Yuji Yamada
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioner with variable speed compressor and variable speed fan
    • Patent number 11,808,466
    • Issue date Nov 7, 2023
    • Haier US Appliance Solutions, Inc.
    • Joshua Duane Longenecker
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Refrigeration cycle apparatus
    • Patent number 11,802,722
    • Issue date Oct 31, 2023
    • Mitsubishi Electric Corporation
    • Chitose Tanaka
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat pump reversing valve fault detection system
    • Patent number 11,774,151
    • Issue date Oct 3, 2023
    • TRANE INTERNATIONAL INC.
    • Shivakumar Kolloju
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Multi-air conditioner for heating and cooling operations
    • Patent number 11,761,697
    • Issue date Sep 19, 2023
    • LG Electronics Inc.
    • Hyungjoon Kim
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Gas heat-pump system and method of controlling same
    • Patent number 11,761,690
    • Issue date Sep 19, 2023
    • LG Electronics Inc.
    • Heejoong Jang
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Refrigerant isolation using a reversing valve
    • Patent number 11,754,324
    • Issue date Sep 12, 2023
    • Copeland LP
    • Andrew M. Welch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioning system
    • Patent number 11,754,327
    • Issue date Sep 12, 2023
    • QINGDAO HAIER AIR-CONDITIONING ELECTRONIC CO., LTD.
    • Qingliang Meng
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Air conditioning apparatus
    • Patent number 11,739,956
    • Issue date Aug 29, 2023
    • LG Electronics Inc.
    • Chiwoo Song
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Thermal management systems
    • Patent number 11,698,210
    • Issue date Jul 11, 2023
    • BOOZ ALLEN HAMILTON INC.
    • Igor Vaisman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle apparatus recovering refrigerator oil in refrig...
    • Patent number 11,635,234
    • Issue date Apr 25, 2023
    • Mitsubishi Electric Corporation
    • Hiroki Ishiyama
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Water source heat pump head pressure control for hot gas reheat
    • Patent number 11,624,518
    • Issue date Apr 11, 2023
    • Daikin Applied Americas Inc.
    • Marcos Locke
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    HEAT PUMP SYSTEM FOR OPTIMIZING OPERATIONAL EFFICIENCYWITHOUT CHARG...
    • Publication number 20250075949
    • Publication date Mar 6, 2025
    • Carrier Corporation
    • Derek Leman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Cascade Cold Climate Heat Pump System
    • Publication number 20250043996
    • Publication date Feb 6, 2025
    • Daikin Comfort Technologies Manufacturing, L.P.
    • Michael F. Taras
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER
    • Publication number 20250003655
    • Publication date Jan 2, 2025
    • Mitsubishi Electric Corporation
    • Ryuichi NAGATA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEAT PUMP AND METHOD FOR OPERATING HEAT PUMP
    • Publication number 20240426530
    • Publication date Dec 26, 2024
    • LG ELECTRONICS INC.
    • Doyong HA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER
    • Publication number 20240418382
    • Publication date Dec 19, 2024
    • Mitsubishi Electric Corporation
    • Yusei ONO
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    BIDIRECTIONAL THROTTLE VALVE, FIRST AIR CONDITIONING SYSTEM AND SEC...
    • Publication number 20240288205
    • Publication date Aug 29, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Yuanyang LIN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20240271840
    • Publication date Aug 15, 2024
    • Mitsubishi Electric Corporation
    • Satoru YANACHI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Directional valve and heat pump
    • Publication number 20240247844
    • Publication date Jul 25, 2024
    • AZ Vermögensverwaltung GmbH & Co. KG
    • Dirk ZIMMERMANN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat Pump System
    • Publication number 20240219082
    • Publication date Jul 4, 2024
    • York Guangzhou Air Conditioning and Refrigeration Co., Ltd.
    • Xiening Qiu
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEATING SYSTEM USING HEAT PUMP AND AIR HEATING DEVICE
    • Publication number 20240183586
    • Publication date Jun 6, 2024
    • KYUNGDONG NAVIEN CO., LTD.
    • Dong Keun LEE
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    CASCADE COLD CLIMATE HEAT PUMP SYSTEM
    • Publication number 20240125519
    • Publication date Apr 18, 2024
    • Daikin Comfort Technologies Manufacturing, L.P.
    • Michael F. Taras
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    FOUR-WAY VALVE AND AIR CONDITIONING SYSTEM PROVIDED WITH SAME
    • Publication number 20240117886
    • Publication date Apr 11, 2024
    • ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
    • Zhongbo FENG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    THERMODYNAMIC HEAT RECOVERY WITHOUT AN ADDITIONAL THERMODYNAMIC CIR...
    • Publication number 20240085067
    • Publication date Mar 14, 2024
    • LGL France S.A.S.
    • Bastien JOVET
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEAT PUMP SYSTEM AND CONTROL METHOD THEREOF
    • Publication number 20240068715
    • Publication date Feb 29, 2024
    • Carrier Corporation
    • Jinxiang Wang
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigeration Cycle Apparatus
    • Publication number 20230375236
    • Publication date Nov 23, 2023
    • Mitsubishi Electric Corporation
    • Ryota YUASA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COLD SOURCE UNIT AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20230366592
    • Publication date Nov 16, 2023
    • Mitsubishi Electric Corporation
    • Ryuichi NAGATA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE DEVICE
    • Publication number 20230358446
    • Publication date Nov 9, 2023
    • Mitsubishi Electric Corporation
    • Kenta MURATA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    ENERGY EFFICIENT HEAT PUMP WITH FLOW REGULATION SYSTEM
    • Publication number 20230349599
    • Publication date Nov 2, 2023
    • Johnson Controls Tyco IP Holdings LLP
    • Andrew Leroy Hjortland
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    A REFRIGERATION SYSTEM AND A METHOD FOR CONTROLLING SUCH A REFRIGER...
    • Publication number 20230341161
    • Publication date Oct 26, 2023
    • SWEP INTERNATIONAL AB
    • Sven ANDERSSON
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER AND CONTROL APPARATUS
    • Publication number 20230288111
    • Publication date Sep 14, 2023
    • HISENSE AIR CONDITIONING CO., LTD.
    • Qian CHANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20230272952
    • Publication date Aug 31, 2023
    • Mitsubishi Electric Corporation
    • Hiroki ISHIYAMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR-CONDITIONING APPARATUS
    • Publication number 20230194131
    • Publication date Jun 22, 2023
    • Mitsubishi Electric Corporation
    • Hiroki WASHIYAMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat Pump with Ejector
    • Publication number 20230160610
    • Publication date May 25, 2023
    • Carrier Corporation
    • Ahmad M. Mahmoud
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    THERMOELECTRIC ENHANCED HYBRID HEAT PUMP SYSTEMS
    • Publication number 20230113018
    • Publication date Apr 13, 2023
    • DTP Thermoelectrics LLC
    • Douglas Crane
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HEAT EXCHANGER AND REFRIGERATION SYSTEM AND METHOD
    • Publication number 20230041265
    • Publication date Feb 9, 2023
    • SWEP INTERNATIONAL AB
    • Sven ANDERSSON
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    A REFRIGERATION SYSTEM AND METHOD
    • Publication number 20230030270
    • Publication date Feb 2, 2023
    • SWEP INTERNATIONAL AB
    • Sven ANDERSSON
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    CARBON DIOXIDE REFRIGERATING SYSTEM AND REFRIGERATING METHOD THEREOF
    • Publication number 20220316779
    • Publication date Oct 6, 2022
    • JINGKELUN REFRIGERATION EQUIPMENT CO., LTD.
    • Jianguo YANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Heat-Pump System With Multiway Valve
    • Publication number 20220307736
    • Publication date Sep 29, 2022
    • Emerson Climate Technologies, Inc.
    • Andrew M. WELCH
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    WATER SOURCE HEAT PUMP DUAL FUNCTIONING CONDENSING COIL
    • Publication number 20220299215
    • Publication date Sep 22, 2022
    • DAIKIN APPLIED AMERICAS INC.
    • Marcos Locke
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20220299247
    • Publication date Sep 22, 2022
    • Mitsubishi Electric Corporation
    • Takuya MATSUDA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...