ClassID:

43071

B23K11/3009 - CPC Classification

Classification description:

Resistance welding; Severing by resistance heating; Features relating to electrodes Pressure electrodes

Sub-classes:
Recent Application in this class:
#1
20260014639
2026-01-15

TWO-STEP SPOT WELDING PROCESS USING A CONCENTRIC ELECTRODE

#2
20250276401
2025-09-04

Resistance welding device having a stationary electrode and a movable electrode between a working position and two distinct resting positions

#3
20240399490
2024-12-05

SOLID STATE WELDING APPARATUS AND SOLID STATE WELDING METHOD

#4
20240399488
2024-12-05

SOLID STATE WELDING APPARATUS AND METHOD FOR REMOVING IMPURITY

#5
20240217024
2024-07-04

ROBOT CONTROL DEVICE AND SPOT WELDING SYSTEM

#6
20240189949
2024-06-13

WELDING ELECTRODE AND SPOT-WELDING DEVICE

#7
20230311233
2023-10-05

SPOT WELDING METHOD

#8
20230226638
2023-07-20

INTRAVASCULAR DEVICE INCLUDING HIGH VOLTAGE COAXIAL CONDUCTOR WIRING

#9
20230226637
2023-07-20

RESISTANCE SPOT WELDING METHOD OF ALUMINUM MATERIAL, CONTROL DEVICE OF RESISTANCE SPOT WELDING OF ALUMINUM MATERIAL, AND RESISTANCE SPOT WELDING MACHINE

#10
20230138076
2023-05-04

SOLID-PHASE SPOT-WELDING METHOD AND SOLID-PHASE SPOT-WELDING DEVICE

#11
20230123460
2023-04-20

CAP TIP ASSEMBLY FOR SPOT WELDING

#12
20230091150
2023-03-23

METHOD OF RESISTANCE SPOT WELDING AND RESISTANCE SPOT WELDING APPARATUS

#13
20230049894
2023-02-16

SPOT WELDING METHOD FOR MULTI-LAYERS AND SPOT WELDING APPARATUS USING THE SAME

#14
20230009387
2023-01-12

METHOD AND DEVICE FOR MANUFACTURING JOINING APPARATUS

#15
20230001503
2023-01-05

Multi point projection welding method and loading-welding system for car-body assembly using the same

#16
20220402064
2022-12-22

JOINING DEVICE AND JOINING METHOD

#17
20220226924
2022-07-21

RESISTANCE SPOT WELDING APPARATUS

#18
20220152726
2022-05-19

Spot welding method for aluminum material and aluminum material

#19
20220118545
2022-04-21

Device and Method for Compact Embedded Wire Welding Using a Shape-Forming Electrode

#20
20220055144
2022-02-24

ELECTROSTATIC ENERGY STORAGE WELDING MACHINE

#21
20220016726
2022-01-20

Method of resistance spot welding and resistance spot welding apparatus

#22
20210387279
2021-12-16

Different material joining method

#23
20210339334
2021-11-04

PRESSURIZING APPARATUS AND WELDING APPARATUS

#24
20210146484
2021-05-20

Resistance spot welding electrode cap

#25
20210078096
2021-03-18

RESISTANCE WELDING METHOD AND RESISTANCE WELDING APPARATUS

#26
20210046578
2021-02-18

APPARATUS FOR RESISTANCE WELDING

#27
20210008655
2021-01-14

Welding gun and welding method

#28
20200361020
2020-11-19

Resistance spot rivet welding systems and methods of use thereof

#29
20200335828
2020-10-22

Method for manufacturing battery and battery

#30
20200316708
2020-10-08

Electrically conductive tip member and method for producing the same

#31
20200306866
2020-10-01

Resistance spot welding apparatus and method for manufacturing a welded structure

#32
20200284673
2020-09-10

Measuring the electrode force of welding tongs

#33
20200246907
2020-08-06

Welding electrode with radial-serrated weld face and method of forming and reforming weld face

#34
20200180063
2020-06-11

Collet assembly for fastener feeding apparatus

#35
20200156179
2020-05-21

PROCESSING TOOL FOR ELECTRODE FOR RESISTANCE SPOT WELDING, PROCESSING DEVICE FOR ELECTRODE FOR RESISTANCE SPOT WELDING, AND PROCESSING METHOD FOR ELECTRODE FOR RESISTANCE SPOT WELDING

#36
20200139483
2020-05-07

RESISTANCE WELDING MACHINE, AND RESISTANCE WELDING METHOD AND WELDING MACHINE USING THE RESISTANCE WELDING MACHINE

#37
20200139481
2020-05-07

High aspect ratio weld face design for dissimilar metal welding

#38
20200114461
2020-04-16

ELECTRODE TIP FOR RESISTANCE SPOT WELDING

#39
20200114459
2020-04-16

QUALITY WELDING OF SIMILAR AND DISSIMILAR METAL WELDS WITH SPACE BETWEEN WORKPIECES

#40
20200114458
2020-04-16

Spot weldment

#41
20200096021
2020-03-26

Resistance welding apparatus

#42
20200094348
2020-03-26

RESISTANCE WELDING APPARATUS

#43
20200055139
2020-02-20

MANUFACTURING METHOD FOR WELDING A MULTI-SHEET ASSEMBLY

#44
20200038987
2020-02-06

Multi point projection welding method and loading-welding system for car-body assembly using the same

#45
20200003086
2020-01-02

Joining apparatus and method of joining

#46
20190358734
2019-11-28

METHOD FOR COATING ELECTRODE FOR RESISTANCE WELDING, AND ELECTRODE FOR RESISTANCE WELDING

#47
20190275606
2019-09-12

Resistance spot welding method and resistance spot welding apparatus

#48
20190134738
2019-05-09

Resistance welding fastener, apparatus and methods for joining similar and dissimilar materials

#49
20190134735
2019-05-09

Electrode weld face design

#50
20190091795
2019-03-28

WELDED PORTION FORMING STRUCTURE AND METAL MEMBER JOINING METHOD

#51
20190076955
2019-03-14

Resistance welding electrode

#52
20190070691
2019-03-07

METHOD FOR CREATING A RESISTANCE WELD BOND BETWEEN TWO METALS

#53
20180345403
2018-12-06

Device and method for manufacturing a compound component and motor vehicle

#54
20180339359
2018-11-29

Electrode for resistance welding

#55
20180311756
2018-11-01

Spot welding electrode having movable pressing members and spot welding method using same

#56
20180272457
2018-09-27

Electrode for resistance spot welding of dissimilar materials

#57
20180236590
2018-08-23

Device and method for the low-resistance welding of metal sheets with a high cycle rate

#58
20180178311
2018-06-28

Spot welding system including tip dresser for polishing electrode

#59
20180161913
2018-06-14

Method for manufacturing spark plug

#60
20180036829
2018-02-08

Electrode for electric resistance welding

#61
20180001415
2018-01-04

Welding electrode, method, and device for welding sandwich panels

#62
20170361392
2017-12-21

MULTISTEP ELECTRODE WELD FACE GEOMETRY FOR WELD BONDING ALUMINUM TO STEEL

#63
20170304928
2017-10-26

Alternately direct resistance spot welding of Al-to-Al, al-to-steel, and steel-to-steel with welding electrode having oxide-disrupting structural features

#64
20170297138
2017-10-19

Resistance spot welding of aluminum-to-aluminum, aluminum-to-steel, and steel-to-steel in a specified sequence and using a cover

#65
20170297135
2017-10-19

Resistance spot welding steel and aluminum workpieces with electrode having insert

#66
20170282303
2017-10-05

Resistance welding electrode and method of resistance welding

#67
20170252853
2017-09-07

Mating electrodes for resistance spot welding of aluminum workpieces to steel workpieces

#68
20170225261
2017-08-10

Welding electrodes and methods of manufacturing same

#69
20170157697
2017-06-08

WELDING ELECTRODE FOR USE IN RESISTANCE SPOT WELDING WORKPIECE STACK-UPS THAT INCLUDE AN ALUMINUM WORKPIECE AND A STEEL WORKPIECE

#70
20170087660
2017-03-30

ELECTRIC RESISTANCE WELDING ELECTRODE

#71
20170008119
2017-01-12

WELDED STRUCTURE AND METHOD FOR MANUFACTURING THE SAME

#72
20170001256
2017-01-05

VIBRATION SPOT WELDING DEVICE

#73
20160375520
2016-12-29

Electrode structure for resistance welding

#74
20160318117
2016-11-03

Quality check system of spot welding

#75
20160279732
2016-09-29

Resistive welding electrode and method for spot welding steel and aluminum alloy workpieces with the resistive welding electrode

#76
20160279731
2016-09-29

Blank Forming Device Using Electric Direct Heating Method

#77
20160271721
2016-09-22

Spot welding electrode and welding apparatus and welding method using same

#78
20160262214
2016-09-08

Joining device and joining method

#79
20160221110
2016-08-04

RESISTANCE SPOT WELDING APPARATUS, COMPOSITE ELECTRODE, AND RESISTANCE SPOT WELDING METHOD

#80
20160193687
2016-07-07

RESISTANCE WELDING METHOD FOR SUCKER ROD

#81
20160175978
2016-06-23

Multi point projection welding method and loading-welding system for car-body assembly using the same

#82
20160167158
2016-06-16

Resistance welding fastener, apparatus and methods for joining similar and dissimilar materials

#83
20160158874
2016-06-09

Resistance spot welding steel and aluminum workpieces with electrode insert

#84
20160149169
2016-05-26

Assembled battery, exterior tube equipped battery, and manufacturing method of assembled battery welded to bus bar

#85
20160144449
2016-05-26

Indirect spot welding method

#86
20160129525
2016-05-12

Spot welding system, method and computer program capable of making pressurizing force applied to object to be pressed to be constant

#87
20160089746
2016-03-31

SPOT WELDING GUN FOR QUENCHING WELDING ZONE AND METHOD OF OPERATION THEREOF

#88
20160089745
2016-03-31

Aluminum spot welding method

#89
20160039039
2016-02-11

ALUMINUM RESISTANCE SPOT WELDING TIP AND METHOD OF MAKING THE SAME

#90
20150346033
2015-12-03

Welding portion inspection system and the control method of inspection system

#91
20150306862
2015-10-29

Resistance spot welding system and method

#92
20150298245
2015-10-22

Projection welding device

#93
20150258623
2015-09-17

Device for attaching corrective weights by electric resistance pressure welding

#94
20150231730
2015-08-20

RESISTANCE SPOT WELDING STEEL AND ALUMINUM WORKPIECES WITH PROTUBERANCE

#95
20150231729
2015-08-20

Electrode for resistance spot welding of dissimilar metals

#96
20150217395
2015-08-06

Resistance welding fastener, apparatus and methods

#97
20150174694
2015-06-25

Sacrificial resistance weld electrode

#98
20150174691
2015-06-25

Welding assembly and method

#99
20150136742
2015-05-21

Switching electrode and resistance welding device using same, spot welding device and spot welding method

#100
20150083694
2015-03-26

Weld electrode for attractive weld appearance

#101
20140353292
2014-12-04

SYSTEMS AND METHODS FOR SPOT WELDING USING ELECTRODE TIPS

#102
20140291300
2014-10-02

Spot welding system including spot welding gun

#103
20140158668
2014-06-12

One-side resistance spot welding method and apparatus for carrying out the same

#104
20130306607
2013-11-21

Method and apparatus for improved cutting life of a plasma arc torch

#105
20130306604
2013-11-21

Electrode for spot welding

#106
20130200048
2013-08-08

Weld face design for spot welding

#107
20130168367
2013-07-04

Welding electrode with contoured face

#108
20130056447
2013-03-07

Automation of reaction metallurgical joining for copper conductors

#109
20130008295
2013-01-10

Cutting tool for forming and re-forming welding electrodes with contoured faces

#110
20120193331
2012-08-02

Crack avoidance in resistance spot welded materials

#111
20120055904
2012-03-08

Earth electrode apparatus

#112
20120021240
2012-01-26

Joint product between steel product and aluminum material, spot welding method for the joint product, and electrode chip for use in the joint product

#113
20110094999
2011-04-28

Application of surface relief to spot welding electrodes

#114
20110052935
2011-03-03

Joining method and joint structure of dissimilar metal

#115
20110020082
2011-01-27

Joined product

#116
20100258536
2010-10-14

Forming and re-forming welding electrodes with contoured faces

#117
20100252536
2010-10-07

Contact tip for an electrode of a resistance welder

#118
20100252535
2010-10-07

Contact tip for an electrode of a resistance welder

#119
20100193478
2010-08-05

Electrode for spot welding

#120
20100024558
2010-02-04

Method of evaluation using ultrasonic waves

#121
20090302009
2009-12-10

Electrode for spot welding

#122
20090266798
2009-10-29

RESISTANCE WELDING HEAD AND METHOD FOR MANUFACTURING THE SAME

#123
20090255908
2009-10-15

Weld electrode for attractive weld appearance

#124
20090218323
2009-09-03

Spot welding method, method for judging shape of nugget, spot welding machine and spot welding electrode

#125
20090127232
2009-05-21

Weld electrode for attractive weld appearance

#126
20090011269
2009-01-08

JOINT PRODUCT BETWEEN STEEL PRODUCT AND ALUMINUM MATERIAL, SPOT WELDING METHOD FOR THE JOINT PRODUCT, AND ELECTRODE CHIP FOR USE IN THE JOINT PRODUCT

#127
20080296267
2008-12-04

Spot welding tip for a spot welding machine

#128
20080078749
2008-04-03

Welding electrode with contoured face

#129
20070170153
2007-07-26

Resistance welding electrode, method of manufacturing the same, resistance welding apparatus, and resistance welding line

#130
20070158337
2007-07-12

Spot-welding tool

#131
20070138145
2007-06-21

Resistance-welding method

#132
20060261046
2006-11-23

Welding electrode and method

#133
20060131281
2006-06-22

Spot welding tool for resistance welding of workpieces

#134
20050247679
2005-11-10

Resistance welding of high strength steels

#135
20050230362
2005-10-20

Electrode protection device, spot-welding tool and resistance welding method

#136
20050029234
2005-02-10

Resistance spot welding electrode

#137
20050006352
2005-01-13

Deformation resistance welding of sheet metal, tubes, and similar shapes

#138
20050000947
2005-01-06

Welding electrode for aluminum sheets