ClassID:

159581

F25B2700/2103 - CPC Classification

Classification description:

Sensing or detecting of parameters; Sensors therefor; Temperatures near a heat exchanger

Recent Application in this class:
#1
20260063342
2026-03-05

HEAT PUMP SYSTEM VARIABLE DEFROST

#2
20260036353
2026-02-05

SYSTEM AND METHOD FOR ADAPTIVE CONTROL OF AN ADIABATIC HEAT PUMP

#3
20260009573
2026-01-08

METHOD AND APPARATUS FOR CONTROLLING MULTI-MODULE WATER CHILLING UNIT

#4
20250362067
2025-11-27

OBSTRUCTION DETECTION FOR A HEAT PUMP WATER HEATER SYSTEM

#5
20250341350
2025-11-06

APPARATUS AND METHODS FOR INCREASING ENERGY EFFICIENCY OF PUMPED REFRIGERANT COOLING SYSTEMS

#6
20250271190
2025-08-28

COMPRESSOR CONTROL PROCESS FOR VARIABLE CASCADE REFRIGERATION SYSTEM

#7
20250257918
2025-08-14

REFRIGERANT LEAK MITIGATION FOR MULTI-CIRCUIT REFRIGERANT SYSTEMS

#8
20250244064
2025-07-31

AIR CYCLE MACHINE FAILURE ALERT SYSTEM

#9
20250244063
2025-07-31

REFRIGERANT CIRCULATION DEVICE AND CONTROL METHOD

#10
20250216134
2025-07-03

REFRIGERANT DETECTION APPARATUS, COMPUTER READABLE MEDIUM, AND REFRIGERANT DETECTION METHOD

#11
20250216110
2025-07-03

AIR CONDITIONING DEVICE

#12
20250129978
2025-04-24

SYSTEM AND METHOD FOR MAP-INTERPOLATION BASED CONTROL OF EJECTORS IN AN EJECTOR REFRIGERATION CIRCUIT

#13
20250123039
2025-04-17

AIR CYCLE MACHINE FAILURE ALERT SYSTEM

#14
20250093083
2025-03-20

Cold Exchnage System

#15
20250003659
2025-01-02

COOLING MECHANISM

#16
20240426525
2024-12-26

ROOFTOP AIR CONDITIONING UNIT

#17
20240359904
2024-10-31

HYDROGEN TEMPERATURE CONTROLLING SYSTEM, REFRIGERATED CONTAINING DEVICE, AND DIVISIONAL TEMPERATURE CONTROLLING METHOD FOR THE REFRIGERATED CONTAINING DEVICE

#18
20240302087
2024-09-12

AIR CYCLE MACHINE FAILURE ALERT SYSTEM

#19
20240183595
2024-06-06

Cooling system with oil return to accumulator

#20
20240151446
2024-05-09

Alternative defrost mode of HVAC system

#21
20240077235
2024-03-07

REFRIGERATION PLANT AND METHOD FOR OPERATING A REFRIGERATION PLANT

#22
20240068722
2024-02-29

AIR CONDITIONING SYSTEM, REFRIGERANT STATE DETECTION METHOD AND COMPUTER-READABLE STORAGE MEDIUM

#23
20230408152
2023-12-21

CO2 REFRIGERATION SYSTEM WITH EXTERNAL COOLANT CONTROL

#24
20230332808
2023-10-19

SYSTEMS AND METHODS FOR CONTROL OF SUPERHEAT FROM A SUBCOOLER

#25
20230314049
2023-10-05

HEAT PUMP CAPABLE OF OPERATING AT SUBZERO AMBIENT TEMPERATURES

#26
20230296301
2023-09-21

Refrigerant leak mitigation for multi-circuit refrigerant systems

#27
20230296293
2023-09-21

COOLING DEVICE WITH A SUCTION TUBE HEAT EXCHANGER AND METHOD FOR OPERATING A COOLING DEVICE WITH A SUCTION TUBE HEAT EXCHANGER

#28
20230250983
2023-08-10

Air conditioner defrosting control method and device, and non-transitory storage medium and air conditioner

#29
20230235933
2023-07-27

Air conditioner

#30
20230228504
2023-07-20

HEAT EXCHANGING SYSTEM AND METHOD FOR DETERMINING IF THE FLOW OF COOLING MEDIUM IS TOO LOW

#31
20230204257
2023-06-29

DUAL MASS COOLING PRECISION SYSTEM

#32
20230126973
2023-04-27

Air conditioner and control method thereof

#33
20230074034
2023-03-09

Air conditioner

#34
20230056446
2023-02-23

A SEMICONDUCTOR WAFER TEMPERATURE CONTROL APPARATUS

#35
20230034122
2023-02-02

System and method of hot gas defrost control for multistage cascade refrigeration system

#36
20230013674
2023-01-19

Variable capacity defrost

#37
20220404061
2022-12-22

AIR-CONDITIONING APPARATUS, AND AIR DISCHARGE METHOD FOR AIR-CONDITIONING APPARATUS

#38
20220397320
2022-12-15

Refrigeration cycle apparatus

#39
20220333832
2022-10-20

APPARATUS AND METHODS FOR INCREASING ENERGY EFFICIENCY OF PUMPED REFRIGERANT COOLING SYSTEMS

#40
20220333806
2022-10-20

DUAL TEMPERATURE SENSOR ARRANGEMENT TO DETECT REFRIGERANT LEAK

#41
20220325931
2022-10-13

Liquid transfer pump cycle

#42
20220307749
2022-09-29

Temperature control system and control method of temperature control system

#43
20220186999
2022-06-16

REFRIGERANT CONDITION DETECTION DEVICE, REFRIGERANT CONDITION DETECTION METHOD, AND TEMPERATURE CONTROL SYSTEM

#44
20220136752
2022-05-05

Refrigeration device, temperature sensor mounting pipe, and temperature sensor mounting structure

#45
20220136742
2022-05-05

Systems and methods for control of superheat from a subcooler

#46
20220128285
2022-04-28

Water regulator

#47
20220099346
2022-03-31

Refrigerant leak sensor power control systems and methods

#48
20220065511
2022-03-03

Refrigeration cycle apparatus

#49
20220018581
2022-01-20

Multi-air conditioner for heating and cooling

#50
20220003467
2022-01-06

Air-conditioning apparatus

#51
20210302078
2021-09-30

METHOD AND SYSTEM FOR IMPULSE AND CYCLIC TRANSFER OF HEAT THROUGH A HEAT-TRANSFERRING WALL

#52
20210270505
2021-09-02

Cooling system with oil return to accumulator

#53
20210239370
2021-08-05

Heat pump and method for controlling compressor based on operation of boiler

#54
20210231355
2021-07-29

PLATE HEAT EXCHANGER AND HEAT PUMP APPARATUS

#55
20210207859
2021-07-08

Controller of air conditioning apparatus, outdoor unit, relay unit, heat source unit, and air conditioning apparatus

#56
20210190402
2021-06-24

Air-conditioning apparatus with simultaneous heating and defrosting modes

#57
20210190401
2021-06-24

Refrigeration system

#58
20210055025
2021-02-25

Air-conditioner that prevents degradation in heating capability during defrosting operation

#59
20210055020
2021-02-25

Systems and methods for control of superheat from a subcooler

#60
20210033324
2021-02-04

Heat pump system

#61
20200355419
2020-11-12

Heat pump with defrost termination based upon system temperatures

#62
20200330263
2020-10-22

Transport battery for use with portable thermal management system

#63
20200300523
2020-09-24

Liquid transfer pump cycle

#64
20200263889
2020-08-20

Air conditioning system with pipe search

#65
20200263881
2020-08-20

Heat pump system and method for controlling a heat pump system

#66
20200236821
2020-07-23

Dual mass cooling precision system

#67
20200236820
2020-07-23

Dual mass cooling precision system

#68
20200132322
2020-04-30

AIR-CONDITIONING DEVICE

#69
20200041072
2020-02-06

Device and process for refueling containers with pressurized gas

#70
20200018507
2020-01-16

Air-conditioning apparatus

#71
20190383516
2019-12-19

Air-conditioning apparatus having a drain sensor and associated compressor control

#72
20190323752
2019-10-24

Method for controlling a fan of a vapour compression system in accordance with a variable temperature setpoint

#73
20190323749
2019-10-24

Automatic controls method for adding the optimal amount of refrigerant to a direct expansion cooling system

#74
20190293331
2019-09-26

Refrigeration cycle apparatus

#75
20190285324
2019-09-19

Heat exchanger blockage detection to prevent ram air fan surge

#76
20190257561
2019-08-22

Method for controlling level of liquid within an evaporator and a system thereof

#77
20190203995
2019-07-04

Refrigeration device having condenser unit connected to compressor unit with on-site pipe interposed therebetween and remote from the compressor unit

#78
20190154310
2019-05-23

Heat pump system having CO2 as the first heat pump medium and water as the second heat pump medium

#79
20190049155
2019-02-14

Air conditioner

#80
20190032980
2019-01-31

Air-conditioning device

#81
20190011156
2019-01-10

Method for controlling a supply of refrigerant to an evaporator in contingency mode

#82
20180335236
2018-11-22

Air-conditioning apparatus

#83
20180335219
2018-11-22

Heat pump system and method for controlling a heat pump system

#84
20180328628
2018-11-15

Method for detecting a loss of refrigerant charge of a refrigeration system

#85
20180313592
2018-11-01

Refrigeration apparatus

#86
20180313586
2018-11-01

Heat pump-type heating device

#87
20180259218
2018-09-13

Air conditioning system

#88
20180231290
2018-08-16

Cooling system with intermediate heat exchange fluid loop

#89
20180231289
2018-08-16

Cooling system with intermediary heat exchange

#90
20180231288
2018-08-16

Cooling system

#91
20180224175
2018-08-09

Liquid transfer pump cycle

#92
20180139870
2018-05-17

Dual mass cooling precision system

#93
20180106518
2018-04-19

RETURN AIR SUPERHEAT DEGREE TEST METHOD FOR MULTI-SPLIT SYSTEM AND MULTI-SPLIT SYSTEM

#94
20180084925
2018-03-29

Refrigerated merchandiser including eutectic plate refrigeration

#95
20180051921
2018-02-22

ADAPTIVELY CONTROLLED DEFROST CYCLE TIME FOR AN AIRCRAFT VAPOR CYCLE REFRIGERATION SYSTEM

#96
20180010832
2018-01-11

Digital monitoring and measuring air conditioner recharging system

#97
20170336120
2017-11-23

Refrigeration apparatus

#98
20170276391
2017-09-28

Air-conditioning apparatus with control of expansion valve to maintain desired degree of subcooling

#99
20170227263
2017-08-10

Systems and methods for controlling a refrigeration system

#100
20170205128
2017-07-20

Outdoor unit and refrigeration cycle apparatus

#101
20170176084
2017-06-22

Refrigerator with defrost operation control

#102
20170118872
2017-04-27

Refrigeration system and cooling method of electronic control unit thereof

#103
20170112117
2017-04-27

Portable heating system and method for pest control

#104
20170110775
2017-04-20

Thermoelectric battery cooling system and method

#105
20170089614
2017-03-30

Refrigeration device

#106
20170016660
2017-01-19

Refrigeration cycle apparatus

#107
20160356534
2016-12-08

REFRIGERATION CYCLE DEVICE

#108
20160320111
2016-11-03

Refrigeration cycle apparatus

#109
20160280041
2016-09-29

Refrigeration cycle device

#110
20160262368
2016-09-15

Portable heating system and method for pest control

#111
20160245570
2016-08-25

Air conditioner and method for controlling the same

#112
20160235051
2016-08-18

Portable heating system and method for pest control

#113
20160227754
2016-08-11

Portable heating system and method for pest control

#114
20160057987
2016-03-03

Portable heating system and method for pest control

#115
20150211772
2015-07-30

Refrigeration cycle apparatus

#116
20150184921
2015-07-02

Heat pump controller with user-selectable defrost modes and reversing valve energizing modes

#117
20150168043
2015-06-18

System and method for improving efficiency of a refrigerant based system

#118
20150159928
2015-06-11

Heat pump with exhaust heat reclaim

#119
20150135751
2015-05-21

Refrigeration cycle apparatus

#120
20150107290
2015-04-23

Air-conditioning apparatus with low outside air temperature mode

#121
20150096321
2015-04-09

Refrigeration apparatus

#122
20150082818
2015-03-26

System and method of freeze protection of a heat exchanger in an HVAC system

#123
20150059369
2015-03-05

Method of controlling one or more fans of a heat rejecting heat exchanger

#124
20150040593
2015-02-12

Air conditioner

#125
20150033780
2015-02-05

Air-conditioning apparatus with low outside air temperature mode

#126
20140331699
2014-11-13

Refrigeration cycle device, equipment, and refrigeration cycle method

#127
20140208787
2014-07-31

Refrigeration apparatus which injects an intermediate-gas liquid refrigerant from multi-stage expansion cycle into the compressor

#128
20140174114
2014-06-26

Refrigerant charge assisting device, air-conditioning apparatus, and refrigerant charge assisting program

#129
20140013788
2014-01-16

Heat-pump chiller with improved heat recovery features

#130
20130255298
2013-10-03

Refrigeration cycle apparatus and outdoor heat source unit

#131
20130074535
2013-03-28

Method for operating a vapour compression system using a subcooling value

#132
20130025306
2013-01-31

Turbo refrigeration unit, control device therefor, and control method therefor

#133
20120285872
2012-11-15

Thermal control of thermal chamber in high-performance liquid chromatography systems

#134
20120272673
2012-11-01

Container refrigeration apparatus

#135
20120186139
2012-07-26

Portable heating system for pest control

#136
20110036113
2011-02-17

Heat-pump chiller with improved heat recovery features

#137
20090229286
2009-09-17

Water-cooled air conditioning system using condenser water regeneration for precise air reheat in dehumidifying mode

#138
20090183517
2009-07-23

Vapor compression refrigerating cycle, control method thereof, and refrigerating apparatus to which the cycle and the control method are applied

#139
20080229782
2008-09-25

Refrigerating Apparatus

#140
20080229769
2008-09-25

Subcooling Apparatus

#141
20080178631
2008-07-31

Recreational vehicle refrigerator efficiency device

#142
20070137229
2007-06-21

Method of obtaining stable conditions for the evaporation temperature of a media to be cooled through evaporation in a refrigerating installation

#143
20070022777
2007-02-01

Supercooling apparatus

#144
20060242974
2006-11-02

Evaporation process control used in refrigeration

#145
20060218949
2006-10-05

WATER-COOLED AIR CONDITIONING SYSTEM USING CONDENSER WATER REGENERATION FOR PRECISE AIR REHEAT IN DEHUMIDIFYING MODE

#146
15214753
2018-06-12

Refrigeration apparatus and method