ClassID:

38642

B21D28/10 - CPC Classification

Classification description:

Shaping by press-cutting; Perforating; Punching blanks or articles with or without obtaining scrap ; Notching Incompletely punching in such a manner that the parts are still coherent with the work

Recent Application in this class:
#1
20260066399
2026-03-05

SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME

#2
20250256350
2025-08-14

LASER ASSISTED MACHINING OF SHEET MATERIAL

#3
20250242402
2025-07-31

METHOD FOR PRODUCING A CONNECTING WEB WITH A REDUCED THICKNESS WHILE CUTTING A WORKPIECE PART FROM A PLATE-SHAPED WORKPIECE, AND CORRESPONDING CONTROL PROGRAM PRODUCT

#4
20250025928
2025-01-23

METHOD FOR MANUFACTURING LAMELLAS FOR A LAMINATION

#5
20240091841
2024-03-21

Bulk textured material sheeting

#6
20240024941
2024-01-25

MANUFACTURING DEVICE OF ROOF PANEL FOR VEHICLES

#7
20230149999
2023-05-18

SPACER STRUCTURE, SANDWICH CONSTRUCTION WITH A SPACER STRUCTURE OF THIS KIND AND METHOD FOR PRODUCING A SPACER STRUCTURE OF THIS KIND

#8
20210379642
2021-12-09

Bulk textured material sheeting

#9
20210162534
2021-06-03

Laser assisted machining of sheet material

#10
20210146423
2021-05-20

Systems and processes for manufacturing nested components

#11
20200269304
2020-08-27

Metal sheet with contour cut for vibration reduction

#12
20200156137
2020-05-21

Processes and systems for manufacturing nested components

#13
20200122217
2020-04-23

Methods and punch handling apparatuses for the production of a workpiece

#14
20200050017
2020-02-13

Method of manufacturing spectacle arms

#15
20200030866
2020-01-30

METHOD FOR THE OPTIMIZED PRODUCTION OF A COMPONENT WITH AT LEAST ONE ANCILLARY FORMED ELEMENT

#16
20190329313
2019-10-31

Bulk textured material sheeting

#17
20190291160
2019-09-26

METHOD FOR MACHINING A SHEET-METAL PROFILE

#18
20190143395
2019-05-16

Method of manufacturing washers

#19
20190125981
2019-05-02

Medical puncture needle and method of manufacturing puncture needle

#20
20190076906
2019-03-14

Textured sheet metal, and process and apparatus for producing textured sheet metal

#21
20180354080
2018-12-13

Method of manufacturing a welded tube

#22
20180085864
2018-03-29

Methods for the production of workpieces

#23
20180043415
2018-02-15

Washer and method of manufacturing washers

#24
20180026501
2018-01-25

Manufacturing method for laminated iron core and manufacturing device for laminated iron core

#25
20170368594
2017-12-28

Tool assembly and method for manufacturing an automotive body panel

#26
20170368590
2017-12-28

Punch processing method for laminated iron core and method for manufacturing laminated iron core

#27
20170361369
2017-12-21

Progressive die machine and method for manufacturing laminated iron cores by using same

#28
20170260772
2017-09-14

Restraint resistant handle

#29
20170246675
2017-08-31

Method for producing a clamping ring

#30
20170145696
2017-05-25

Roof edge seal and barrier devices and their manufacture

#31
20160375480
2016-12-29

Bulk textured material sheeting

#32
20160368034
2016-12-22

Method of manufacturing a welded tubular section using in-line notching and trimming initiated after roll-forming and welding

#33
20160318202
2016-11-03

Method of machining plate-like workpieces

#34
20160318088
2016-11-03

Devices and methods for pressure forming connecting webs between workpiece parts of a plate-like workpiece

#35
20160293352
2016-10-06

METHOD FOR PRODUCING PLATE ARRANGEMENTS AND USE THEREOF

#36
20160248000
2016-08-25

Method of fabricating a base plate for piezo actuation

#37
20160177987
2016-06-23

CONNECTING ELEMENT

#38
20160101458
2016-04-14

PUNCHING DEVICE FOR IMPROVING SURFACE ROUGHNESS, PATTERN PROCESSING METHOD USING SAME, AND PATTERN THEREOF

#39
20150372572
2015-12-24

Method for manufacturing laminated iron core

#40
20150372571
2015-12-24

Method for manufacturing laminated iron core

#41
20150306653
2015-10-29

Method for removing a workpiece part and machine tool

#42
20150236465
2015-08-20

Method of manufacturing a shell assembly for an electrical connector

#43
20150231845
2015-08-20

Stacking apparatus and stack manufacturing system

#44
20150086750
2015-03-26

Bulk textured material sheeting

#45
20140326034
2014-11-06

Die for a punching device

#46
20140260490
2014-09-18

Method for assembling stamp for ground bonding strap

#47
20130298739
2013-11-14

Separating processed sheet products

#48
20130276603
2013-10-24

Punch of punching press, nibbler assembly, and method of forming elongated hole in sheet material

#49
20130276503
2013-10-24

Method for reshaping a plate-like workpiece

#50
20130252072
2013-09-26

Device for notching a secondary battery manufactured using the same

#51
20130243548
2013-09-19

Method and apparatus for molding metal laminate film

#52
20130186163
2013-07-25

Method and apparatus to manufacture metallic bipolar plates

#53
20130019724
2013-01-24

Method to fabricate a base plate for piezo actuation

#54
20120266798
2012-10-25

Slider shoe fitting

#55
20120121862
2012-05-17

SHEET MATERIAL WITH BEND CONTROLLING DISPLACEMENTS AND METHOD FOR FORMING THE SAME

#56
20120064301
2012-03-15

Method of forming a cutting line partially through a multilayer plate structure

#57
20120035904
2012-02-09

Apparatus and methods for product acceptance testing on a wireless device

#58
20120019093
2012-01-26

Laminated core

#59
20120017744
2012-01-26

Method of manufacturing of a formed product and use of the method

#60
20110297413
2011-12-08

Enclosure of electronic device

#61
20110132162
2011-06-09

Method and device for producing precision blankings from a material strip

#62
20110079065
2011-04-07

Sheet metal joint

#63
20110059330
2011-03-10

METHOD FOR PRECISION BENDING OF SHEET OF MATERIALS, SLIT SHEETS FABRICATION PROCESS

#64
20100257704
2010-10-14

Method for producing closure elements for metal touch-and-close fasteners according to the method

#65
20100122563
2010-05-20

METHOD AND APPARATUS FOR FORMING BEND-CONTROLLING STRAPS IN SHEET MATERIAL

#66
20090282888
2009-11-19

System and method for creating a ground bonding strap

#67
20090223334
2009-09-10

Plate workpiece processing

#68
20090101249
2009-04-23

Method of making a hardened sheet metal part

#69
20090056127
2009-03-05

Blade structure for torque converter and process for producing the same

#70
20090041583
2009-02-12

Blade structure for torque converter and process of producing the same

#71
20090025450
2009-01-29

Methods for manufacturing flanged article

#72
20090019911
2009-01-22

Dowel forming method for buckle base member

#73
20080271511
2008-11-06

SHEET MATERIAL WITH BEND CONTROLLING DISPLACEMENTS AND METHOD FOR FORMING THE SAME

#74
20080193714
2008-08-14

METHOD FOR PRECISION BENDING OF SHEET OF MATERIALS, SLIT SHEETS FABRICATION PROCESS

#75
20080121009
2008-05-29

SHEET MATERIAL WITH BEND CONTROLLING DISPLACEMENTS AND METHOD FOR FORMING THE SAME

#76
20080098589
2008-05-01

Plated antenna from stamped metal coil

#77
20080016937
2008-01-24

Process of forming bend-controlling structures in a sheet of material, the resulting sheet and die sets therefor

#78
20070113614
2007-05-24

Method for forming sheet material with bend facilitating structures into a fatigue resistant structure

#79
20070107203
2007-05-17

Method of making a shaped sheet-metal part

#80
20070074558
2007-04-05

Plate material cutting method, printed circuit board, and electronic device

#81
20060277961
2006-12-14

Shearing method for thin plate

#82
20060207081
2006-09-21

Process for fabricating a metallic sheet with at least one integrated raised surface zone for a compressed metallic gasket, particularly a cylinder head gasket, and sheet thus obtained

#83
20060201225
2006-09-14

Metal stud punch system

#84
20060075798
2006-04-13

Sheet material with bend controlling displacements and method for forming the same

#85
20060032284
2006-02-16

Metal stud punch system and a method of manufacture

#86
20060027626
2006-02-09

Method of processing formed product, and metal cope and metal drag used for the method

#87
20050257589
2005-11-24

Sheet material with bend controlling displacements and method for forming the same

#88
20050217343
2005-10-06

Punch press die

#89
20050126110
2005-06-16

Techniques for designing and manufacturing precision-folded, high strength, fatigue-resistant structures and sheet therefor

#90
20050064138
2005-03-24

Method for precision bending of sheet of materials, slit sheets fabrication process

#91
20050061049
2005-03-24

Process of forming bend-controlling structures in a sheet of material, the resulting sheet and die sets therefor

#92
15703210
2018-07-03

Textured sheet metal