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F25B49/025
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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
F25B49/00
Arrangement or mounting of control or safety devices
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F25B49/025
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Patents Grants
last 30 patents
Information
Patent Grant
Refrigerating and air-conditioning apparatus
Patent number
12,173,944
Issue date
Dec 24, 2024
Mitsubishi Electric Corporation
Kazunori Sakanobe
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Variable refrigerant package
Patent number
RE50221
Issue date
Nov 26, 2024
Friedrich Air Conditioning, LLC
Kevin L. Eicher
Information
Patent Grant
Multi-capacity compressor with variable speed drive and method of use
Patent number
12,140,345
Issue date
Nov 12, 2024
Regal Beloit America, Inc.
Ludovic Andre Chretien
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Buck-converter-based drive circuits for driving motors of compresso...
Patent number
12,136,872
Issue date
Nov 5, 2024
Copeland LP
Joseph G. Marcinkiewicz
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method for optimizing the energetic consumption of a refrigerating...
Patent number
12,085,322
Issue date
Sep 10, 2024
Carel Industries S.p.A.
Mattia Morandin
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method for improving gas bearing function at low thermal cooling power
Patent number
12,038,214
Issue date
Jul 16, 2024
Global Cooling, Inc.
Ivan Niell Deetlefs
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air conditioner, compressor and motor with stator core having speci...
Patent number
12,040,672
Issue date
Jul 16, 2024
Guangdong Meizhi Compressor Co., Ltd.
Xiaohua Qiu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Inverter and refrigerator including inverter
Patent number
12,027,997
Issue date
Jul 2, 2024
Samsung Electronics Co., Ltd.
Hiroyuki Miyake
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor braking for air conditioning system
Patent number
12,018,875
Issue date
Jun 25, 2024
Carrier Corporation
Ismail Agirman
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Refrigeration cycle apparatus
Patent number
12,007,153
Issue date
Jun 11, 2024
Mitsubishi Electric Corporation
Yasutaka Ochiai
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Controlling systems with motor drives using pulse width modulation
Patent number
12,000,638
Issue date
Jun 4, 2024
Lennox Industries Inc.
Palanivel Subramaniam
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric control assembly and air conditioner
Patent number
11,994,328
Issue date
May 28, 2024
GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.
Jianning Yang
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Air conditioning apparatus
Patent number
11,996,793
Issue date
May 28, 2024
Mitsubishi Electric Corporation
Keiichiro Shizu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control unit for a refrigerant compressor
Patent number
11,988,429
Issue date
May 21, 2024
Bitzer Kuehlmaschinenbau GmbH
Jens Mannewitz
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Electrical architecture for powering multiple transport refrigerati...
Patent number
11,976,862
Issue date
May 7, 2024
Carrier Corporation
Xu She
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Air conditioner and cut-off valve
Patent number
11,976,852
Issue date
May 7, 2024
Daikin Industries, Ltd.
Shigetaka Wakisaka
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Heat pump apparatus with compressor heating control
Patent number
11,971,200
Issue date
Apr 30, 2024
Mitsubishi Electric Corporation
Yuichi Shimizu
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
System and method for operational acoustic optimization of a variab...
Patent number
11,959,681
Issue date
Apr 16, 2024
NIDEC GLOBAL APPLIANCE BRASIL LTDA.
Claudio Eduardo Soares
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Power converting apparatus and air conditioner including the same
Patent number
11,940,194
Issue date
Mar 26, 2024
LG Electronics Inc.
Jinho Cho
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Hermetic motor cooling system
Patent number
11,942,851
Issue date
Mar 26, 2024
Tyco Fire & Security GmbH
Katelynn Louise Crissman
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motorized balanced cryocooler expander systems and methods
Patent number
11,933,531
Issue date
Mar 19, 2024
Teledyne FLIR Commercial Systems, Inc.
Theodore R. Hoelter
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Variable capacity screw compressor and method
Patent number
11,933,301
Issue date
Mar 19, 2024
TRANE INTERNATIONAL INC.
Dennis R. Dorman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable refrigerant package
Patent number
RE49863
Issue date
Mar 5, 2024
Friedrich Air Conditioning, LLC
Kevin L. Eicher
Information
Patent Grant
Screw compressor
Patent number
11,913,452
Issue date
Feb 27, 2024
Daikin Industries, Ltd.
Takashi Inoue
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Motor-driven compressor
Patent number
11,888,359
Issue date
Jan 30, 2024
Kabushiki Kaisha Toyota Jidoshokki
Koki Shinohara
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Motor driving device and refrigeration cycle apparatus
Patent number
11,828,512
Issue date
Nov 28, 2023
Mitsubishi Electric Corporation
Keiichiro Shizu
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Compressor control circuit
Patent number
11,774,152
Issue date
Oct 3, 2023
Phillips & Temro Industries, Inc.
Jeffrey James Martell
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Systems and methods for refrigerant leak management
Patent number
11,774,126
Issue date
Oct 3, 2023
Johnson Controls Tyco IP Holdings LLP
Jamie Weinert
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Compressor fault diagnostic apparatus and system
Patent number
11,754,073
Issue date
Sep 12, 2023
LG Electronics Inc.
Sehoon Kim
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Universal controller for integration of cryogenic equipment, requir...
Patent number
11,732,943
Issue date
Aug 22, 2023
Sumitomo (SHI) Cryogenics of America, Inc.
Frank P. Jankowsky
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
MOTOR DRIVE SYSTEM AND CONTROL METHOD FOR CHILLER UNIT
Publication number
20250012498
Publication date
Jan 9, 2025
Carrier Corporation
Da Jin
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
MOTOR DRIVING DEVICE AND REFRIGERATION CYCLE-INCORPORATING DEVICE
Publication number
20250015740
Publication date
Jan 9, 2025
Mitsubishi Electric Corporation
Shoei TSUTSUMI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONVERSION DEVICE, MOTOR DRIVE DEVICE, AND REFRIGERATION-CYCL...
Publication number
20240396465
Publication date
Nov 28, 2024
Mitsubishi Electric Corporation
Tomohiro KUTSUKI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHODS AND CIRCUITS FOR LINE SYNCHRONIZATION DURING TRANSITION OF...
Publication number
20240396409
Publication date
Nov 28, 2024
Regal Beloit America, Inc.
Md Naim Miah
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM AND METHOD FOR OPERATING PLURALITY OF EVAPORATOR UNITS
Publication number
20240344748
Publication date
Oct 17, 2024
Carrier Corporation
Sascha Hellman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CRYOGENIC REFRIGERATION SYSTEM AND CRYOGENIC PUMP
Publication number
20240302088
Publication date
Sep 12, 2024
Leybold Dresden GmbH
Michael Hampel
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
POWER CONVERTER AND REFRIGERATION CYCLE APPARATUS
Publication number
20240175617
Publication date
May 30, 2024
Mitsubishi Electric Corporation
Kenji IWAZAKI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Motor Control Device, Motor Drive Device, Motor System, and Electri...
Publication number
20240171110
Publication date
May 23, 2024
Rohm Co., Ltd.
Yusuke KURAMITSU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONVERTER, MOTOR DRIVING APPARATUS, AND REFRIGERATION CYCLE A...
Publication number
20240063708
Publication date
Feb 22, 2024
Mitsubishi Electric Corporation
Koichi ARISAWA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HVAC SYSTEM WITH OUTDOOR FAN SPEED CONTROL BYPASS
Publication number
20240035724
Publication date
Feb 1, 2024
Johnson Controls Tyco IP Holdings LLP
Anthony J. Reardon
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEMS AND METHODS FOR REFRIGERANT LEAK MANAGEMENT
Publication number
20240027085
Publication date
Jan 25, 2024
Johnson Controls Tyco IP Holdings LLP
Jamie Weinert
F24 - HEATING RANGES VENTILATING
Information
Patent Application
ACTIVE HARMONIC COMPENSATOR FOR VARIABLE SPEED CHILLERS
Publication number
20240022070
Publication date
Jan 18, 2024
Carrier Corporation
Luis Arnedo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SHOE CARE APPARATUS AND CONTROL METHOD THEREFOR
Publication number
20240011691
Publication date
Jan 11, 2024
Samsung Electronics Co., Ltd.
Minsoo Kim
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Application
MULTI-CAPACITY COMPRESSOR WITH VARIABLE SPEED DRIVE AND METHOD OF USE
Publication number
20230341153
Publication date
Oct 26, 2023
Regal Beloit America, Inc.
Ludovic Andre Chretien
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
METHOD FOR POWER LIMITING AN APPLIANCE MOTOR
Publication number
20230336097
Publication date
Oct 19, 2023
Haier US Appliance Solutions, Inc.
Joseph Wilson Latham
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD FOR IMPROVING GAS BEARING FUNCTION AT LOW THERMAL COOLING POWER
Publication number
20230332814
Publication date
Oct 19, 2023
GLOBAL COOLING, INC.
Ivan Niell Deetlefs
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
DEVICE MANAGEMENT SYSTEM FOR INVERTER COMPRESSOR
Publication number
20230296302
Publication date
Sep 21, 2023
Mitsubishi Electric Corporation
Yuki TAMURA
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
CONTROLLING SYSTEMS WITH MOTOR DRIVES USING PULSE WIDTH MODULATION
Publication number
20230288115
Publication date
Sep 14, 2023
Lennox Industries Inc.
Palanivel Subramaniam
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
RECREATIONAL VEHICLE AIR CONDITIONING SYSTEM WITH LOAD SHARING
Publication number
20230271475
Publication date
Aug 31, 2023
MIDEA GROUP CO., LTD.
Eric Scalf
B60 - VEHICLES IN GENERAL
Information
Patent Application
VARIABLE CAPACITY SCREW COMPRESSOR AND METHOD
Publication number
20230228269
Publication date
Jul 20, 2023
TRANE INTERNATIONAL INC.
Dennis R. Dorman
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
CURRENT REGULATION IN AIR CONDITIONING SYSTEMS
Publication number
20230213256
Publication date
Jul 6, 2023
Carrier Corporation
Jaegue Shin
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INVERTER UNIT
Publication number
20230170833
Publication date
Jun 1, 2023
VALEO JAPAN CO., LTD.
Mathieu Varillon
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVER AND HEAT PUMP
Publication number
20230145142
Publication date
May 11, 2023
Mitsubishi Electric Corporation
Yuichi SHIMIZU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Motor Drive Control Including Varying DC Bus Voltages, Converter an...
Publication number
20230146546
Publication date
May 11, 2023
Emerson Climate Technologies, Inc.
Joseph G. Marcinkiewicz
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR BRAKING FOR AIR CONDITIONING SYSTEM
Publication number
20230109540
Publication date
Apr 6, 2023
Carrier Corporation
Ismail Agirman
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
RECREATIONAL VEHICLE AIR CONDITIONING SYSTEM WITH LOAD SHARING
Publication number
20230098535
Publication date
Mar 30, 2023
Midea Group Co., Ltd.
Eric Scalf
B60 - VEHICLES IN GENERAL
Information
Patent Application
REFRIGERATION CYCLE APPARATUS
Publication number
20230089678
Publication date
Mar 23, 2023
Mitsubishi Electric Corporation
Yasutaka OCHIAI
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
SYSTEM AND METHOD FOR OPERATING A VARIABLE SPEED COMPRESSOR OF AN A...
Publication number
20230025205
Publication date
Jan 26, 2023
Haier US Appliance Solutions, Inc.
Joshua Duane Longecker
F24 - HEATING RANGES VENTILATING
Information
Patent Application
Refrigeration System with Brushless DC Motor Compressor Drive
Publication number
20230026023
Publication date
Jan 26, 2023
Hill Phoenix, Inc.
Jules G. Choueifati
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
TWO DEGREES OF CONTROL THROUGH PULSE WIDTH MODULATION INTERFACE
Publication number
20230015020
Publication date
Jan 19, 2023
Carrier Corporation
Jonathan Blake
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER