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Preventing, detecting or repairing leaks of refrigeration fluids
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F25B2500/22
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Parent Industries
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
F25B2500/00
Problems to be solved
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F25B2500/22
Preventing, detecting or repairing leaks of refrigeration fluids
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Patents Grants
last 30 patents
Information
Patent Grant
Refrigerant cycle system and method
Patent number
12,366,392
Issue date
Jul 22, 2025
Daikin Industries, Ltd.
Ryuuta Ohura
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
System and method for detection of refrigerant leaks
Patent number
12,359,856
Issue date
Jul 15, 2025
AXIOM CLOUD INC.
Robert Leffler
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Air-conditioning apparatus
Patent number
12,320,535
Issue date
Jun 3, 2025
Mitsubishi Electric Corporation
Shunji Ueda
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Compressor unit and refrigeration apparatus
Patent number
12,320,568
Issue date
Jun 3, 2025
Daikin Industries, Ltd.
Takahiro Yamaguchi
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Refrigerant leak mitigation for multi-circuit refrigerant systems
Patent number
12,313,315
Issue date
May 27, 2025
Goodman Manufacturing Company, L.P.
Michael F. Taras
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for identifying a refrigerant leak in multiple re...
Patent number
12,298,049
Issue date
May 13, 2025
Lennox Industries Inc.
Rakesh Goel
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Failsafe gas leak detection and mitigation system and method
Patent number
12,298,039
Issue date
May 13, 2025
Kenneth Ray Green
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method for monitoring a refrigerant charge in a vapour compression...
Patent number
12,281,826
Issue date
Apr 22, 2025
Danfoss A/S
Roozbeh Izadi-Zamanabadi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Sensor assembly and refrigerant sensing system
Patent number
12,276,575
Issue date
Apr 15, 2025
Therm-O-Disc, Incorporated
Jeffrey A. West
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Refrigeration unit and method of assembling
Patent number
12,276,452
Issue date
Apr 15, 2025
Whirlpool Corporation
Vishal B. Chauhan
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Environmental enclosure for a transport gas sensor
Patent number
12,253,457
Issue date
Mar 18, 2025
Carrier Corporation
Michael J. Birnkrant
G01 - MEASURING TESTING
Information
Patent Grant
HVAC monitoring system
Patent number
12,253,273
Issue date
Mar 18, 2025
Daniel Xavier Dudek
G08 - SIGNALLING
Information
Patent Grant
System and method for detecting refrigerant leakage and charging a...
Patent number
12,241,669
Issue date
Mar 4, 2025
Copeland LP
David A. Alfano
F24 - HEATING RANGES VENTILATING
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
Air-conditioning system with separate refrigerant leak sensors
Patent number
12,235,029
Issue date
Feb 25, 2025
Mitsubishi Electric Corporation
Koji Yamaguchi
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Refrigerant charging method
Patent number
12,235,027
Issue date
Feb 25, 2025
Daikin Industries, Ltd.
Takuro Yamada
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Support system that supports design or construction of a refrigeran...
Patent number
12,215,902
Issue date
Feb 4, 2025
Daikin Industries, Ltd.
Ryuuta Ohura
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Method and device for providing sub-cooling of refrigerants
Patent number
12,181,190
Issue date
Dec 31, 2024
CRYO PUR
Denis Clodic
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Compressor unit and refrigeration apparatus
Patent number
12,169,084
Issue date
Dec 17, 2024
Daikin Industries, Ltd.
Takahiro Yamaguchi
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Switchgear cabinet arrangement with a safety function, and a corres...
Patent number
12,152,819
Issue date
Nov 26, 2024
Rittal GmbH & Co. KG
Thorsten Heimberg
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Closure plug for a collector of a refrigerant circuit
Patent number
12,130,058
Issue date
Oct 29, 2024
Mahle International GmbH
Sascha Unger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Heat pump system and controller for controlling operation of the same
Patent number
12,130,059
Issue date
Oct 29, 2024
Daikin Industries, Ltd.
Kevin Cornelis
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Ceiling-mounted air conditioning unit for a heat pump comprising a...
Patent number
12,130,033
Issue date
Oct 29, 2024
Daikin Industries, Ltd.
Lukas Kokes
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Air conditioning apparatus
Patent number
12,130,044
Issue date
Oct 29, 2024
Daikin Industries, Ltd.
Makoto Kojima
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Systems and methods for transport climate control circuit managemen...
Patent number
12,123,636
Issue date
Oct 22, 2024
Thermo King LLC
David J. Renken
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Heat pump system and method for operating a heat pump system of thi...
Patent number
12,117,190
Issue date
Oct 15, 2024
VIESSMANN CLIMATE SOLUTIONS SE
Markus Immel
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Air conditioner and method for controlling air conditioner
Patent number
12,117,219
Issue date
Oct 15, 2024
LG Electronics Inc.
Jiyoung Jang
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Universal caps for the low and high side refrigerant service ports...
Patent number
12,117,117
Issue date
Oct 15, 2024
Frank Amidio Petrosino
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Robust gas sensor for harsh environments
Patent number
12,104,809
Issue date
Oct 1, 2024
Therm-O-Disc, Incorporated
Jeffrey A. West
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Power element for refrigerant modulating valve
Patent number
12,092,382
Issue date
Sep 17, 2024
Parker-Hannifin Corporation
Christian D. Parker
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Patents Applications
last 30 patents
Information
Patent Application
System and Method for Evacuating a Refrigerant Leak in an HVAC System
Publication number
20250230962
Publication date
Jul 17, 2025
Lennox Industries Inc.
Vickey Bhardwaj
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT DETECTION APPARATUS, COMPUTER READABLE MEDIUM, AND REFR...
Publication number
20250216134
Publication date
Jul 3, 2025
Mitsubishi Electric Corporation
Masahiro ITO
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR IDENTIFYING A REFRIGERANT LEAK IN MULTIPLE RE...
Publication number
20250198676
Publication date
Jun 19, 2025
Lennox Industries Inc.
Rakesh Goel
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
AIR CONDITIONING SYSTEM AND METHOD OF ESTABLISHING A CONTROL LOGIC...
Publication number
20250172307
Publication date
May 29, 2025
DAIKIN EUROPE N.V.
Gennaro SCOTTO DI LUZIO
F24 - HEATING RANGES VENTILATING
Information
Patent Application
GAS SENSING LEAK MITIGATION UNIT
Publication number
20250155902
Publication date
May 15, 2025
Danfoss A/S
Mark Eric Miller
G05 - CONTROLLING REGULATING
Information
Patent Application
REFRIGERANT HEAT EXCHANGER, METHOD AND DEVICE FOR INSTALLING REFRIG...
Publication number
20250146724
Publication date
May 8, 2025
GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
Wenrui JIN
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
AIR CONDITIONING UNIT WITH A LEAK VENTILATION INDUCER
Publication number
20250123014
Publication date
Apr 17, 2025
TRANE INTERNATIONAL INC.
Venkatesh Narsingrao Mantalwad
F24 - HEATING RANGES VENTILATING
Information
Patent Application
VENTILATION AIR VALVE, AND AIR CONDITIONING UNIT THEREOF
Publication number
20250123033
Publication date
Apr 17, 2025
TRANE INTERNATIONAL INC.
Venkatesh Narsingrao Mantalwad
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT AMOUNT MEASUREMENT SYSTEM AND REFRIGERANT USE SYSTEM
Publication number
20250116443
Publication date
Apr 10, 2025
DAIKIN INDUSTRIES, LTD.
Ryuzaburo Yajima
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR IDENTIFYING A REFRIGERANT LEAK IN MULTIPLE RE...
Publication number
20250067487
Publication date
Feb 27, 2025
Lennox Industries Inc.
Rakesh Goel
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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
ALARM
Publication number
20250044005
Publication date
Feb 6, 2025
Mitsubishi Electric Corporation
Yuta SHIOKAWA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
ARRANGEMENT FOR REFRIGERANT LEAK MANAGEMENT
Publication number
20250035355
Publication date
Jan 30, 2025
TYCO FIRE & SECURITY GMBH
Mujibul Rehaman Mohammad
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT LEAK MITIGATION USING ISOLATION VALVES
Publication number
20250035356
Publication date
Jan 30, 2025
Lennox Industries Inc.
Shailesh Manohar
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
ARRANGEMENT FOR LEAKAGE DETECTION IN A COOLING SYSTEM
Publication number
20250012497
Publication date
Jan 9, 2025
VOLVO TRUCK CORPORATION
Yang XU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SYSTEM WITH LEAK DETECTION FOR DETECTING REFRIGERANT LEAK
Publication number
20240337423
Publication date
Oct 10, 2024
Goodman Manufacturing Company, L.P.
Zidu Ma
F24 - HEATING RANGES VENTILATING
Information
Patent Application
REFRIGERATION CYCLE APPARATUS AND LEAKAGE INSPECTION METHOD FOR REF...
Publication number
20240310098
Publication date
Sep 19, 2024
Toshiba Carrier Corporation
Junichi WAKASUGI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
AIR-CONDITIONING APPARATUS AND REFRIGERANT LEAKAGE DETECTION SYSTEM
Publication number
20240302066
Publication date
Sep 12, 2024
Mitsubishi Electric Corporation
Makoto WADA
F24 - HEATING RANGES VENTILATING
Information
Patent Application
REFRIGERATION CYCLE APPARATUS, REFIGERANT LEAK DETECTION SYSTEM, AN...
Publication number
20240295353
Publication date
Sep 5, 2024
Toshiba Carrier Corporation
Shinya KOMURE
G06 - COMPUTING CALCULATING COUNTING
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
AIRTIGHTNESS TESTING APPARATUS AND AIRTIGHTNESS TESTING METHOD
Publication number
20240272034
Publication date
Aug 15, 2024
Mitsubishi Electric Corporation
Yusei ONO
G01 - MEASURING TESTING
Information
Patent Application
RETROFIT FOR FAN CONTROL IN REFRIGERATED CASES
Publication number
20240247848
Publication date
Jul 25, 2024
Copeland LP
Jason A. BORN
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
AIR CONDITIONER
Publication number
20240230128
Publication date
Jul 11, 2024
FUJITSU GENERAL LIMITED
Masahiro KONDO
F24 - HEATING RANGES VENTILATING
Information
Patent Application
DETECTION SYSTEM FOR REFRIGERANT IN WATER
Publication number
20240219087
Publication date
Jul 4, 2024
Siemens Energy Global GmbH & Co. KG
Peter Gustavsson
G01 - MEASURING TESTING
Information
Patent Application
REFRIGERATION SYSTEM AND METHOD OF DETERMINING A LOSS OF CHARGE OF...
Publication number
20240219089
Publication date
Jul 4, 2024
Maersk Container Industry A/S
Junping CAI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEMS AND METHODS FOR REFRIGERANT LEAK MITIGATION
Publication number
20240191920
Publication date
Jun 13, 2024
Lennox Industries Inc.
Dilbag Singh Gill
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERANT LEAK DETERMINATION APPARATUS, CONTROL DEVICE, COMPUTER...
Publication number
20240191924
Publication date
Jun 13, 2024
Mitsubishi Electric Corporation
Yusei ONO
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CONNECTING AND DISCONNECTING A COOLING LOOP FROM A REFRIGERATION SY...
Publication number
20240183592
Publication date
Jun 6, 2024
Edwards Vacuum LLC
Kaustubh Kale
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
FLUID LEAKAGE DETECTION SYSTEM
Publication number
20240167744
Publication date
May 23, 2024
Daikin Industries, Ltd.
Tadafumi NISHIMURA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
REFRIGERATION UNIT AND METHOD OF ASSEMBLING
Publication number
20240133613
Publication date
Apr 25, 2024
Whirlpool Corporation
Vishal B. Chauhan
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...