ClassID:

232901

H05B3/50 - CPC Classification

Classification description:

Ohmic-resistance heating; Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins

Recent Application in this class:
#1
20250301539
2025-09-25

CERAMIC HEATER

#2
20230354479
2023-11-02

HEATER ELEMENT FOR HEATING VEHICLE CABIN, HEATER UNIT, HEATER SYSTEM, AND HEATER ELEMENT FOR PURIFYING VEHICLE CABIN

#3
20230007737
2023-01-05

ELECTRIC HEATER FOR HEATING A SUBSTANCE IN A MOTOR VEHICLE

#4
20220377854
2022-11-24

Electric Heating Apparatus

#5
20220353957
2022-11-03

POSITIVE TEMPERATURE COEFFICIENT HEATING OF LABORATORY DIAGNOSTIC INSTRUMENTS

#6
20220346195
2022-10-27

Electric Heating Device and Method for Manufacturing the Same

#7
20210372661
2021-12-02

HEAT TRANSFER ASSEMBLY

#8
20210354530
2021-11-18

PTC heating assembly and method for manufacturing the same

#9
20210298132
2021-09-23

Electric Heating Device and Method of Manufacturing the Same

#10
20210229036
2021-07-29

Device for treating exhaust gases

#11
20210037615
2021-02-04

Electric heating device

#12
20200340708
2020-10-29

PTC heating element and electric heating device with such a PTC heating element and method for the production of a PTC heating element

#13
20200314966
2020-10-01

Heating device with skived fins and method for producing a heating rod

#14
20190381862
2019-12-19

Heating rod, heating module including same, and heating device including same

#15
20190350052
2019-11-14

Heating rod and heater having same

#16
20190289676
2019-09-19

Heating device

#17
20190208954
2019-07-11

Portable Device With a Temperature-Setting Element

#18
20190124723
2019-04-25

THERMISTOR HEATER WITH HEAT DISSIPATION STRUCTURE AND ASSEMBLING METHOD THEREOF

#19
20190120523
2019-04-25

Heat transfer assembly

#20
20190111763
2019-04-18

PTC unit for vehicle heater and PTC heater including the same

#21
20190084374
2019-03-21

Independently-controlled PTC heater and device

#22
20190053333
2019-02-14

Heating coil for a plumbing vent

#23
20190021138
2019-01-17

Mineral insulated cable having reduced sheath temperature

#24
20190009262
2019-01-10

PARALLEL PASSAGE FLUID CONTACTOR STRUCTURE

#25
20180328624
2018-11-15

Heater

#26
20180319252
2018-11-08

Electrical heating device

#27
20180310365
2018-10-25

Electric heating device

#28
20180200779
2018-07-19

Corrugated fin element

#29
20180187920
2018-07-05

Fluid-heating device

#30
20180186215
2018-07-05

Fluid-heating device

#31
20170311390
2017-10-26

HEATING ROLLER

#32
20160368348
2016-12-22

Thermal Fluid-Conditioning Device For A Motor Vehicle and Corresponding Heating, Ventilation and/or Air-Conditioning Facility

#33
20160360574
2016-12-08

Electric heating device

#34
20160360573
2016-12-08

PTC heating element and electric heating device comprising such a PTC heating element and method for producing an electric heating device

#35
20160332507
2016-11-17

Electrical heating device

#36
20160209078
2016-07-21

Heating device

#37
20160039390
2016-02-11

Defroster and a vehicle having the same

#38
20160014844
2016-01-14

Electric heater with plug contact

#39
20150296566
2015-10-15

Electrical heating device with printed circuit board and PTC heating elements connected by conductor strands

#40
20150167489
2015-06-18

Energy storage systems with medium voltage electrical heat exchangers

#41
20150156822
2015-06-04

Electric heater

#42
20150108112
2015-04-23

Electric heater

#43
20150099620
2015-04-09

Parallel passage fluid contactor structure

#44
20150060428
2015-03-05

Heater apparatus for vehicle

#45
20140348497
2014-11-27

Continuous-flow heater

#46
20140319114
2014-10-30

Electric heater, and apparatus, heating and air conditioning system, and vehicle comprising the same

#47
20140290907
2014-10-02

Cooling and retaining body for heating elements, heating appliance and method for producing a cooling and retaining body

#48
20140169776
2014-06-19

Heat exchanger

#49
20140008450
2014-01-09

Heater for vehicles

#50
20140008350
2014-01-09

Mineral insulated cable having reduced sheath temperature

#51
20130191985
2013-08-01

Small-sized pool and PTC heater for internal liquid heating

#52
20130161308
2013-06-27

Electrical heating device, particularly for a motor vehicle

#53
20130161307
2013-06-27

Heat generating element

#54
20130134151
2013-05-30

Electric heating device for vehicles having a high voltage electric system

#55
20130098898
2013-04-25

Combined metal PTC rapid electric heater

#56
20130098897
2013-04-25

Multi-curved Continuous Type Metal PTC Rapid Electric Heater

#57
20130087550
2013-04-11

Heating device for installation in a switchgear cabinet

#58
20130020302
2013-01-24

HEATING MODULE FOR MAINTAINING BATTERY WORKING TEMPERATURE

#59
20120261403
2012-10-18

Electric heating device

#60
20120237671
2012-09-20

METHOD AND ARRANGEMENT FOR APPLICATION OF ELECTRICALLY CONDUCTIVE LAYERS WITH A HIGH CURRENT CARRYING CAPABILITY FOR MAKING INTERNAL CONTACT WITH CHANNELS

#61
20120061379
2012-03-15

Ceramic monolith and an electric heating device incorporating the said monolith

#62
20120061366
2012-03-15

Heat exchanger

#63
20110311761
2011-12-22

Parallel passage fluid contactor structure

#64
20110240631
2011-10-06

ELECTRICAL HEATING UNIT, PARTICULARLY FOR CARS

#65
20110220638
2011-09-15

FINNED CERAMIC HEATER

#66
20110180617
2011-07-28

ELECTRIC HEATING DEVICE AND VEHICLE AIR CONDITIONER

#67
20110174160
2011-07-21

Boiler for a machine for making hot beverages

#68
20110147370
2011-06-23

Electrical heating device and heat generating element of an electrical heating device

#69
20110127247
2011-06-02

PRE-HEATER APPARATUS FOR VEHICLE

#70
20110056927
2011-03-10

Binding process for an air heater and structure thereof

#71
20110052161
2011-03-03

Heating Device

#72
20110036544
2011-02-17

Heat exchanger

#73
20110031228
2011-02-10

PTC rod assembly and preheater incorporating the same

#74
20100282729
2010-11-11

On-vehicle heater and its manufacturing method

#75
20100243638
2010-09-30

Electric heating device for a motor vehicle

#76
20100200569
2010-08-12

CONTROLLED FORCE PTC HEATER

#77
20100200556
2010-08-12

DEVICE FOR HEATING AN AIR FLOW

#78
20100199853
2010-08-12

Boiler for a machine for making hot beverages

#79
20100140255
2010-06-10

Positive temperature coefficient heater

#80
20100140253
2010-06-10

Positive temperature coefficient (PTC) rod assembly

#81
20100122978
2010-05-20

High-capacity PTC heater

#82
20100086288
2010-04-08

Electrical heating device, particularly for an automobile vehicle

#83
20100044360
2010-02-25

Heat generating element and electric auxiliary heater for a motor vehicle with heat generating element

#84
20100012641
2010-01-21

Vehicle heating system

#85
20100012640
2010-01-21

Vehicle heating system

#86
20090314764
2009-12-24

Electric heating device and manufacturing method thereof

#87
20090272727
2009-11-05

PTC heating device with cathode oxygen depletion function for fuel cell vehicle

#88
20090255914
2009-10-15

Heat-generating element and heating device comprising the same

#89
20090188259
2009-07-30

Integrated Thermoelectric Cooling Element and Positive Temperature Coefficient Heater

#90
20090184267
2009-07-23

Irradiation device

#91
20090179022
2009-07-16

Modular heater system

#92
20090148802
2009-06-11

PROCESS FOR HEATING A FLUID AND AN INJECTION MOLDED MOLDING

#93
20090121824
2009-05-14

Device having at least one PTC resistor

#94
20090107985
2009-04-30

Electrical heating apparatus, method of manufacturing heat generator unit and pressing jig for use in manufacturing thereof

#95
20090028533
2009-01-29

Tank heating system

#96
20080196429
2008-08-21

Pulse Electrothermal And Heat-Storage Ice Detachment Apparatus And Method

#97
20080179314
2008-07-31

Positive Temperature Heating Element with Heat Sinks

#98
20080173637
2008-07-24

INSULATED WATERPROOF HEATER

#99
20080173628
2008-07-24

HEATING SYSTEM FOR MOTOR VEHICLES

#100
20080135536
2008-06-12

Electric heating system, in particular for use as an auxiliary heating system for automobiles

#101
20080128401
2008-06-05

Electrical Heating Device

#102
20080087660
2008-04-17

PTC heating element

#103
20080083718
2008-04-10

PTC airflow heater with airflow guider

#104
20080073336
2008-03-27

Heat-generating element of a heating device

#105
20080061159
2008-03-13

Electrical heater and vehicle air conditioner

#106
20080053981
2008-03-06

Heat-transer-medium heating apparatus and vehicular air-conditioning apparatus using the same

#107
20070262845
2007-11-15

Cement resistor

#108
20070187384
2007-08-16

Frame for holding heating elements of an electric heater of a ventilating, heating and/or air conditioning unit

#109
20070145035
2007-06-28

Heat-Generating Element of a Heating Device

#110
20070143914
2007-06-28

Heat exchanger and washing apparatus comprising the same

#111
20070138159
2007-06-21

Optimization of a heating device

#112
20070119848
2007-05-31

Modular heater systems

#113
20070108176
2007-05-17

Modular heater systems

#114
20070095815
2007-05-03

Electric heating device for a motor vehicle

#115
20070095809
2007-05-03

PTC element module and pre-heater for vehicles including the same

#116
20070084858
2007-04-19

Electrical heating device, particularly for an automobile vehicle

#117
20070068927
2007-03-29

Heat-generating element of a heating device

#118
20070068914
2007-03-29

Heat-generating element of a heating device

#119
20070068913
2007-03-29

Heat-generating element of a heating device

#120
20070045274
2007-03-01

Heat rod assembly and pre-heater for vehicles including the same

#121
20070045263
2007-03-01

Electrical heating device, especially for motor vehicles

#122
20070018777
2007-01-25

PTC rod assembly and pre-heater including the same

#123
20070007274
2007-01-11

Heating resistive element and heating assembly comprising same

#124
20070000902
2007-01-04

Heating assembly comprising a PTC element, in particular for a motor vehicle

#125
20070000898
2007-01-04

Electric heating module

#126
20060289475
2006-12-28

Electric heating device

#127
20060289464
2006-12-28

Electric PCB heating component, electronic circuit board and heating method

#128
20060273078
2006-12-07

PTC rod assembly and pre-heater including the same

#129
20060237441
2006-10-26

Vacuum insulated heater assembly

#130
20060138712
2006-06-29

Device for receiving ceramic heating elements and method for the manufacture thereof

#131
20060087398
2006-04-27

Protection structure of ceramic resistor heating module

#132
20050205552
2005-09-22

Electric heater

#133
20050144896
2005-07-07

Tube and method for bracing functional elements in the same

#134
20050133490
2005-06-23

PTC heating unit suitable for use in motor vehicles

#135
20050092737
2005-05-05

Plug arrangement for a heating unit having PTC elements, in particular for a motor vehicle

#136
20050072774
2005-04-07

Electric heater with housing

#137
20050056637
2005-03-17

Electric heating apparatus with housing

#138
16249694
2020-01-28

Light emitting shovel assembly