Refrigerant levels

Industry

CPC
F25B2600/05

This industry / category may be too specific. Please go to a parent level for more data

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 F25B2600/00Control issues

Current Industry

F25B2600/05Refrigerant levels

Industries

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Refrigeration system with efficient expansion device control, liqui...
- Patent number 12,209,779
- Issue date Jan 28, 2025
- Hill Phoenix, Inc.
- Senthilkumar Kandappa Goundar Shanmugam
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Mode-based control of a refrigeration climate control system
- Patent number 12,000,637
- Issue date Jun 4, 2024
- Apple Inc.
- Nicholas A. Gregorich
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Temperature difference sensor for HVAC systems
- Patent number 11,982,452
- Issue date May 14, 2024
- Lennox Industries Inc.
- Rakesh Goel
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Refrigeration system and the lubrication method thereof
- Patent number 11,965,681
- Issue date Apr 23, 2024
- Carrier Corporation
- Michael A. Stark
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigeration apparatus having input operation modes
- Patent number 11,959,677
- Issue date Apr 16, 2024
- Mitsubishi Electric Corporation
- Takanori Yashiro
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigeration system with efficient expansion device control, liqui...
- Patent number 11,913,690
- Issue date Feb 27, 2024
- Hill Phoenix, Inc.
- Senthilkumar Kandappa Goundar Shanmugam
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant charge control system for heat pump systems
- Patent number 11,879,673
- Issue date Jan 23, 2024
- UNITED ELECTRIC COMPANY. L.P.
- Felipe Leon
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Refrigerant control system and cooling system
- Patent number 11,841,177
- Issue date Dec 12, 2023
- ATS Japan Co., Ltd.
- Toshimi Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cooling apparatus and cooling method
- Patent number 11,821,667
- Issue date Nov 21, 2023
- NEC Corporation
- Yoshinori Miyamoto
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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
Refrigeration device and method for determining amount of refrigera...
- Patent number 11,788,781
- Issue date Oct 17, 2023
- Daikin Industries, Ltd.
- Shuichi Taguchi
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant recovery management system
- Patent number 11,781,794
- Issue date Oct 10, 2023
- Daikin Industries, Ltd.
- Mai Mimura
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cooling machine
- Patent number 11,768,015
- Issue date Sep 26, 2023
- LG Electronics Inc.
- Heungju Lee
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Thermal management systems
- Patent number 11,629,890
- Issue date Apr 18, 2023
- BOOZ ALLEN HAMILTON INC.
- Igor Vaisman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Thermal management systems
- Patent number 11,629,901
- Issue date Apr 18, 2023
- BOOZ ALLEN HAMILTON INC.
- Igor Vaisman
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant leak sensor measurement adjustment systems and methods
- Patent number 11,609,032
- Issue date Mar 21, 2023
- Emerson Climate Technologies, Inc.
- Brian R. Butler
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Bypass line for refrigerant
- Patent number 11,592,212
- Issue date Feb 28, 2023
- Johnson Controls Tyco IP Holdings LLP
- Jeb William Schreiber
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Systems and methods for multi-stage operation of a compressor
- Patent number 11,585,581
- Issue date Feb 21, 2023
- Emerson Climate Technologies, Inc.
- Kashmira Patel
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigeration cycle apparatus
- Patent number 11,535,781
- Issue date Dec 27, 2022
- Daikin Industries, Ltd.
- Eiji Kumakura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Refrigeration system with efficient expansion device control, liqui...
- Patent number 11,536,498
- Issue date Dec 27, 2022
- Hill Phoenix, Inc.
- Senthilkumar Kandappa Goundar Shanmugam
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant charge device and refrigerant charge system having the...
- Patent number 11,493,249
- Issue date Nov 8, 2022
- Samsung Electronics Co., Ltd.
- Tadahiro Nakagawa
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant amount management system
- Patent number 11,402,137
- Issue date Aug 2, 2022
- Daikin Industries, Ltd.
- Manabu Yoshimi
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Air-conditioner
- Patent number 11,280,507
- Issue date Mar 22, 2022
- HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.
- Hiroyasu Yoneyama
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method and apparatus for balanced fluid distribution in multi-compr...
- Patent number 11,274,862
- Issue date Mar 15, 2022
- Lennox Industries Inc.
- Patric Ananda Balan Thobias
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigeration system and method of refrigeration load control
- Patent number 11,268,744
- Issue date Mar 8, 2022
- Hussmann Corporation
- Quentin Crowe
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Refrigerant recovery management system
- Patent number 11,248,827
- Issue date Feb 15, 2022
- Daikin Industries, Ltd.
- Mai Mimura
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Systems and methods for multi-stage operation of a compressor
- Patent number 11,131,491
- Issue date Sep 28, 2021
- Emerson Climate Technologies, Inc.
- Kashmira Patel
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method for controlling level of liquid within an evaporator and a s...
- Patent number 11,079,150
- Issue date Aug 3, 2021
- BLUE STAR LIMITED
- Sandeep Pasarkar
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Adjustable multi-pass heat exchanger system
- Patent number 11,015,882
- Issue date May 25, 2021
- Lennox Industries Inc.
- Rakesh Goel
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Refrigeration system with utilization unit leak detection
- Patent number 11,015,828
- Issue date May 25, 2021
- Daikin Industries, Ltd.
- Satoru Sakae
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
HEAT PUMP HAVING A CHARGE MANAGEMENT RECEIVER
- Publication number 20240353159
- Publication date Oct 24, 2024
- TRANE INTERNATIONAL INC.
- Yves Jacques Raimbault
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigeration System with Efficient Expansion Device Control, Liqui...
- Publication number 20240175610
- Publication date May 30, 2024
- Hill Phoenix, Inc.
- Senthilkumar Kandappa Goundar Shanmugam
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REGRIGERANT CHARGE CONTROL SYSTEM FOR HEAT PUMP SYSTEMS
- Publication number 20240110733
- Publication date Apr 4, 2024
- UNITED ELECTRIC COMPANY. L.P.
- FELIPE LEON
- F24 - HEATING RANGES VENTILATING
Information Patent Application
ACTIVE MANAGEMENT OF REFRIGERANT CHARGE BETWEEN CONDENSER LOOPS
- Publication number 20240044559
- Publication date Feb 8, 2024
- Atieva, Inc.
- Arash Moharreri
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigeration System with Efficient Expansion Device Control, Liqui...
- Publication number 20230112193
- Publication date Apr 13, 2023
- Hill Phoenix, Inc.
- Senthilkumar Kandappa Goundar Shanmugam
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERATION CYCLE APPARATUS
- Publication number 20230097829
- Publication date Mar 30, 2023
- DAIKIN INDUSTRIES, LTD.
- Eiji KUMAKURA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
COOLING APPARATUS AND COOLING METHOD
- Publication number 20220146167
- Publication date May 12, 2022
- NEC Corporation
- Yoshinori Miyamoto
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigerant Leak Sensor Measurement Adjustment Systems and Methods
- Publication number 20220128282
- Publication date Apr 28, 2022
- Emerson Climate Technologies, Inc.
- Brian R. BUTLER
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT RECOVERY MANAGEMENT SYSTEM
- Publication number 20220120482
- Publication date Apr 21, 2022
- DAIKIN INDUSTRIES, LTD.
- Mai MIMURA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT AMOUNT MANAGEMENT SYSTEM
- Publication number 20220065510
- Publication date Mar 3, 2022
- DAIKIN INDUSTRIES, LTD.
- Manabu YOSHIMI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Systems And Methods For Multi-Stage Operation Of A Compressor
- Publication number 20220042731
- Publication date Feb 10, 2022
- Emerson Climate Technologies, Inc.
- Kashmira PATEL
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERATION CYCLE APPARATUS
- Publication number 20210364201
- Publication date Nov 25, 2021
- Mitsubishi Electric Corporation
- Chitose TANAKA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERATION SYSTEM WITH EFFICIENT EXPANSION DEVICE CONTROL, LIQUI...
- Publication number 20210348811
- Publication date Nov 11, 2021
- Hill Phoenix, Inc.
- Senthilkumar Kandappa Goundar Shanmugam
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT CONTROL SYSTEM AND COOLING SYSTEM
- Publication number 20210302087
- Publication date Sep 30, 2021
- ATS Japan Co., Ltd.
- Toshimi Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REFRIGERATION SYSTEM AND METHOD OF REFRIGERATION LOAD CONTROL
- Publication number 20210180844
- Publication date Jun 17, 2021
- Hussmann Corporation
- Quentin Crowe
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
BYPASS LINE FOR REFRIGERANT
- Publication number 20210156602
- Publication date May 27, 2021
- Johnson Controls Technology Company
- Jeb William Schreiber
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT CHARGE DEVICE AND REFRIGERANT CHARGE SYSTEM HAVING THE...
- Publication number 20210003332
- Publication date Jan 7, 2021
- Samsung Electronics Co., Ltd.
- Tadahiro NAKAGAWA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
TEMPERATURE DIFFERENCE SENSOR FOR HVAC SYSTEMS
- Publication number 20200393151
- Publication date Dec 17, 2020
- Lennox Industries Inc.
- Rakesh Goel
- F24 - HEATING RANGES VENTILATING
Information Patent Application
METHOD AND APPARATUS FOR BALANCED FLUID DISTRIBUTION IN MULTI-COMPR...
- Publication number 20200318868
- Publication date Oct 8, 2020
- Lennox Industries Inc.
- Patric Ananda Balan THOBIAS
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT RECOVERY MANAGEMENT SYSTEM
- Publication number 20200309431
- Publication date Oct 1, 2020
- DAIKIN INDUSTRIES, LTD.
- Mai MIMURA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
A VAPOUR COMPRESSION SYSTEM WITH A SUCTION LINE LIQUID SEPARATOR
- Publication number 20200103151
- Publication date Apr 2, 2020
- Danfoss A/S
- Jan Prins
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REGRIGERANT CHARGE CONTROL SYSTEM FOR HEAT PUMP SYSTEMS
- Publication number 20200025396
- Publication date Jan 23, 2020
- UNITED ELECTRIC COMPANY. L.P.
- FELIPE LEON
- F24 - HEATING RANGES VENTILATING
Information Patent Application
DEHUMIDIFICATION SYSTEM FOR HEAT PUMP
- Publication number 20190264932
- Publication date Aug 29, 2019
- Carrier Corporation
- Zuojun SHI
- F24 - HEATING RANGES VENTILATING
Information Patent Application
REFRIGERATION SYSTEM
- Publication number 20190226705
- Publication date Jul 25, 2019
- DAIKIN INDUSTRIES, LTD.
- Satoru SAKAE
- F24 - HEATING RANGES VENTILATING
Information Patent Application
CHANNELED CONDENSER BALLAST
- Publication number 20190203985
- Publication date Jul 4, 2019
- Carrier Corporation
- Bryce Kirk Moore
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Refrigeration System With Superheating, Sub-Cooling and Refrigerant...
- Publication number 20180073789
- Publication date Mar 15, 2018
- Bergstrom, Inc.
- Brett S. Connell
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ACCUMULATOR FOR CHARGE MANAGEMENT
- Publication number 20180010833
- Publication date Jan 11, 2018
- TRANE INTERNATIONAL INC.
- Lee L. Sibik
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
REFRIGERANT MANAGEMENT IN A HVAC SYSTEM
- Publication number 20170268807
- Publication date Sep 21, 2017
- TRANE INTERNATIONAL INC.
- Jon Phillip HARTFIELD
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD AND APPARATUS FOR OPTIMIZING REFRIGERATION SYSTEMS
- Publication number 20170131011
- Publication date May 11, 2017
- Hudson Technologies, Inc.
- Kevin Zugibe
- G01 - MEASURING TESTING
Information Patent Application
REFRIGERANT CHARGE ASSISTING DEVICE, AIR-CONDITIONING APPARATUS, AN...
- Publication number 20140174114
- Publication date Jun 26, 2014
- Mitsubishi Electric Corporation
- Shogo TAMAKI
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Refrigerant levels

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Refrigeration system with efficient expansion device control, liqui...

Mode-based control of a refrigeration climate control system

Temperature difference sensor for HVAC systems

Refrigeration system and the lubrication method thereof

Refrigeration apparatus having input operation modes

Refrigeration system with efficient expansion device control, liqui...

Refrigerant charge control system for heat pump systems

Refrigerant control system and cooling system

Cooling apparatus and cooling method

Refrigeration cycle apparatus

Refrigeration device and method for determining amount of refrigera...

Refrigerant recovery management system

Cooling machine

Thermal management systems

Thermal management systems

Refrigerant leak sensor measurement adjustment systems and methods

Bypass line for refrigerant

Systems and methods for multi-stage operation of a compressor

Refrigeration cycle apparatus

Refrigeration system with efficient expansion device control, liqui...

Refrigerant charge device and refrigerant charge system having the...

Refrigerant amount management system

Air-conditioner

Method and apparatus for balanced fluid distribution in multi-compr...

Refrigeration system and method of refrigeration load control

Refrigerant recovery management system

Systems and methods for multi-stage operation of a compressor

Method for controlling level of liquid within an evaporator and a s...

Adjustable multi-pass heat exchanger system

Refrigeration system with utilization unit leak detection

Patents Applicationslast 30 patents

HEAT PUMP HAVING A CHARGE MANAGEMENT RECEIVER

Refrigeration System with Efficient Expansion Device Control, Liqui...

REGRIGERANT CHARGE CONTROL SYSTEM FOR HEAT PUMP SYSTEMS

ACTIVE MANAGEMENT OF REFRIGERANT CHARGE BETWEEN CONDENSER LOOPS

Refrigeration System with Efficient Expansion Device Control, Liqui...

REFRIGERATION CYCLE APPARATUS

COOLING APPARATUS AND COOLING METHOD

Refrigerant Leak Sensor Measurement Adjustment Systems and Methods

REFRIGERANT RECOVERY MANAGEMENT SYSTEM

REFRIGERANT AMOUNT MANAGEMENT SYSTEM

Systems And Methods For Multi-Stage Operation Of A Compressor

REFRIGERATION CYCLE APPARATUS

REFRIGERATION SYSTEM WITH EFFICIENT EXPANSION DEVICE CONTROL, LIQUI...

REFRIGERANT CONTROL SYSTEM AND COOLING SYSTEM

REFRIGERATION SYSTEM AND METHOD OF REFRIGERATION LOAD CONTROL

BYPASS LINE FOR REFRIGERANT

REFRIGERANT CHARGE DEVICE AND REFRIGERANT CHARGE SYSTEM HAVING THE...

TEMPERATURE DIFFERENCE SENSOR FOR HVAC SYSTEMS

METHOD AND APPARATUS FOR BALANCED FLUID DISTRIBUTION IN MULTI-COMPR...

REFRIGERANT RECOVERY MANAGEMENT SYSTEM

A VAPOUR COMPRESSION SYSTEM WITH A SUCTION LINE LIQUID SEPARATOR

REGRIGERANT CHARGE CONTROL SYSTEM FOR HEAT PUMP SYSTEMS

DEHUMIDIFICATION SYSTEM FOR HEAT PUMP

REFRIGERATION SYSTEM

CHANNELED CONDENSER BALLAST

Refrigeration System With Superheating, Sub-Cooling and Refrigerant...

ACCUMULATOR FOR CHARGE MANAGEMENT

REFRIGERANT MANAGEMENT IN A HVAC SYSTEM

METHOD AND APPARATUS FOR OPTIMIZING REFRIGERATION SYSTEMS

REFRIGERANT CHARGE ASSISTING DEVICE, AIR-CONDITIONING APPARATUS, AN...