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F25B2700/04
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F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F25
Refrigeration
F25B
REFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS
F25B2700/00
Sensing or detecting of parameters Sensors therefor
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F25B2700/04
Refrigerant level
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Patents Grants
last 30 patents
Information
Patent Grant
Refrigerant leakage determination system
Patent number
12,235,028
Issue date
Feb 25, 2025
Daikin Industries, Ltd.
Manabu Yoshimi
F24 - HEATING RANGES VENTILATING
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
Cooling system with flooded low side heat exchangers
Patent number
12,203,687
Issue date
Jan 21, 2025
Heatcraft Refrigeration Products LLC
Shitong Zha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Method, system and device for converting a standard mini-split AC u...
Patent number
12,196,466
Issue date
Jan 14, 2025
Perfect Aire LLC
Jason A. Slager
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Autofill overfill protection temperature sensing air conditioning c...
Patent number
12,187,099
Issue date
Jan 7, 2025
PACIFIC LINK, L.L.C.
Alexander M. Kuo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Smart accumulator with oil circulation ratio sensing
Patent number
12,173,941
Issue date
Dec 24, 2024
Purdue Research Foundation
Eckhard Achim Groll
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigerant charge monitoring systems and methods for multiple evap...
Patent number
12,078,398
Issue date
Sep 3, 2024
Copeland LP
Andrew Welch
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Air-conditioning management system and refrigerant recovery managem...
Patent number
12,066,227
Issue date
Aug 20, 2024
Daikin Industries, Ltd.
Yuuta Iyoshi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Methods for estimating refrigerant charge for HVACR systems
Patent number
12,067,333
Issue date
Aug 20, 2024
TRANE INTERNATIONAL INC.
Jian Ming Zhang
G06 - COMPUTING CALCULATING COUNTING
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
Liquid level detector and air conditioning apparatus including the...
Patent number
12,000,636
Issue date
Jun 4, 2024
Mitsubishi Electric Corporation
Hiroki Maruyama
G01 - MEASURING TESTING
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
Refrigerant leakage detection system
Patent number
11,994,326
Issue date
May 28, 2024
Daikin Industries, Ltd.
Junya Minami
G01 - MEASURING TESTING
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
Apparatus, method, and program for estimating amount of refrigerant
Patent number
11,971,203
Issue date
Apr 30, 2024
Daikin Industries, Ltd.
Manabu Yoshimi
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 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
Performance degradation diagnosis system for refrigeration cycle ap...
Patent number
11,898,783
Issue date
Feb 13, 2024
Daikin Industries, Ltd.
Shuji Fujimoto
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Cooling system with flooded low side heat exchangers
Patent number
11,879,675
Issue date
Jan 23, 2024
Heatcraft Refrigeration Products LLC
Shitong Zha
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
Refrigeration system and throttle control method therefor
Patent number
11,761,695
Issue date
Sep 19, 2023
Carrier Corporation
Shaojuan Si
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigerant leak sensor power control systems and methods
Patent number
11,649,997
Issue date
May 16, 2023
Emerson Climate Technologies, Inc.
David Alfano
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
Apparatus, method, and program for estimating amount of refrigerant
Patent number
11,549,735
Issue date
Jan 10, 2023
Daikin Industries, Ltd.
Yuusuke Oka
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
Cooling system with additional receiver
Patent number
11,493,247
Issue date
Nov 8, 2022
Heatcraft Refrigeration Products LLC
Xi Sun
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...
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM AND METHOD FOR DETECTION OF REFRIGERANT LEAKS
Publication number
20250044004
Publication date
Feb 6, 2025
Axiom Cloud Inc.
Robert Leffler
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
EQUIPMENT MANAGEMENT SYSTEM AND MANAGEMENT METHOD
Publication number
20240310097
Publication date
Sep 19, 2024
Mitsubishi Electric Corporation
Shun KATO
F24 - HEATING RANGES VENTILATING
Information
Patent Application
ON-DEMAND AIR BLEEDING METHOD FOR REFRIGERATION SYSTEMS, AND SYSTEM...
Publication number
20240288207
Publication date
Aug 29, 2024
HANTECH BRASIL COMERCIAL IMPORTADORA E EXPORTADORA LTDA
Luciano Lombardi CRISOSTOMO
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION SYSTEM AND METHOD OF DETERMINING A STATE OF CHARGE OF...
Publication number
20240288212
Publication date
Aug 29, 2024
Maersk Container Industry A/S
Georg Patrick Franz FÖSEL
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
COOLING SYSTEM
Publication number
20240215207
Publication date
Jun 27, 2024
Giga Computing Technology Co., Ltd.
Jian-Hung Lin
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
AIR CONDITIONING SYSTEM, REFRIGERANT AMOUNT ESTIMATION METHOD FOR A...
Publication number
20240175595
Publication date
May 30, 2024
FUJITSU GENERAL LIMITED
Shinji SASAKI
F24 - HEATING RANGES VENTILATING
Information
Patent Application
REFRIGERATION CYCLE APPARATUS AND REFRIGERATION CYCLE METHOD
Publication number
20240167745
Publication date
May 23, 2024
Mitsubishi Electric Corporation
Yuki MORI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
MODE-BASED CONTROL OF A REFRIGERATION CLIMATE CONTROL SYSTEM
Publication number
20240102711
Publication date
Mar 28, 2024
Apple Inc.
Nicholas A. Gregorich
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
COOLING SYSTEM WITH FLOODED LOW SIDE HEAT EXCHANGERS
Publication number
20240093921
Publication date
Mar 21, 2024
Heatcraft Refrigeration Products LLC
Shitong Zha
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHOD OF EVALUATING REFRIGERANT CHARGE WITHIN A REFRIGERATION CIRCUIT
Publication number
20240077237
Publication date
Mar 7, 2024
Carrier Corporation
Lucas Chapeau
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEMS AND METHODS OF REMOTE MONITORING OF REFRIGERATION AND COOLI...
Publication number
20240053074
Publication date
Feb 15, 2024
DEHON SAS
Thomas LANDSPURG
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
System and Method for Monitoring an Operation of a Vapor Compressio...
Publication number
20230392845
Publication date
Dec 7, 2023
Mitsubishi Electric Research Laboratories, Inc.
Christopher Laughman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
TRANSPORTATION REFRIGERATION UNIT AND METHOD OF MEASURING QUANTITY...
Publication number
20230392841
Publication date
Dec 7, 2023
Carrier Corporation
Maxime Lejeune
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION SYSTEM, CONTROL METHOD THEREOF AND TRANSPORT VEHICLE
Publication number
20230332810
Publication date
Oct 19, 2023
Carrier Corporation
Kangshan Xie
B60 - VEHICLES IN GENERAL
Information
Patent Application
SYSTEMS AND METHODS FOR CONTROLLING VARIABLE REFRIGERANT FLOW SYSTE...
Publication number
20230194137
Publication date
Jun 22, 2023
Johnson Controls Tyco IP Holdings LLP
Bo Fan
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
HEAT EXCHANGE SYSTEM, AIR CONDITIONING APPARATUS AND CONTROL METHOD...
Publication number
20230152014
Publication date
May 18, 2023
CHONGQING MIDEA GERENAL REFRIGERATION EQUIPMENT CO., LTD.
Yantao GU
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
Refrigerant Charge Monitoring Systems And Methods For Multiple Evap...
Publication number
20230109334
Publication date
Apr 6, 2023
Emerson Climate Technologies, Inc.
Andrew WELCH
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
Device for measuring a liquid level of a medium at a high temperatu...
Publication number
20230093463
Publication date
Mar 23, 2023
Armaturenwerk Altenburg GmbH
Lucas MIKESCH
G01 - MEASURING TESTING
Information
Patent Application
REFRIGERANT PUMP AND DATA CENTER COOLING SYSTEM
Publication number
20230083147
Publication date
Mar 16, 2023
Huawei Digital Power Technologies Co., Ltd.
Hui WANG
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
METHODS FOR ESTIMATING REFRIGERANT CHARGE FOR HVACR SYSTEMS
Publication number
20230014287
Publication date
Jan 19, 2023
TRANE INTERNATIONAL INC.
Jian Ming ZHANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
AIR-CONDITIONING MANAGEMENT SYSTEM AND REFRIGERANT RECOVERY MANAGEM...
Publication number
20220390159
Publication date
Dec 8, 2022
Daikin Industries, Ltd.
Yuuta IYOSHI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SMART ACCUMULATOR WITH OIL CIRCULATION RATIO SENSING
Publication number
20220390156
Publication date
Dec 8, 2022
Purdue Research Foundation
Eckhard Achim Groll
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION CYCLE APPARATUS
Publication number
20220390161
Publication date
Dec 8, 2022
Mitsubishi Electric Corporation
Hiroki ISHIYAMA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
LIQUID LEVEL DETECTOR AND AIR CONDITIONING APPARATUS INCLUDING THE...
Publication number
20220325932
Publication date
Oct 13, 2022
Mitsubishi Electric Corporation
Hiroki MARUYAMA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
APPARATUS, METHOD, AND PROGRAM FOR ESTIMATING AMOUNT OF REFRIGERANT
Publication number
20220268503
Publication date
Aug 25, 2022
DAIKIN INDUSTRIES, LTD.
Manabu YOSHIMI
F24 - HEATING RANGES VENTILATING
Information
Patent Application
REFRIGERATION SYSTEM AND THROTTLE CONTROL METHOD THEREFOR
Publication number
20220243967
Publication date
Aug 4, 2022
Carrier Corporation
Shaojuan Si
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION CYCLE APPARATUS
Publication number
20220235972
Publication date
Jul 28, 2022
Mitsubishi Electric Corporation
Takuya MATSUDA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...