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Making use of slitting discs or punch cutters
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CPC
B21D31/043
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Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B21
Mechanical metalworking
B21D
WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING METAL
B21D31/00
Other methods for working sheet metal, metal tubes, metal profiles
Current Industry
B21D31/043
Making use of slitting discs or punch cutters
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Patents Grants
last 30 patents
Information
Patent Grant
Expanded metal for automotive interior parts
Patent number
11,813,654
Issue date
Nov 14, 2023
GRAMMER Interior Components GmbH
Manfred Link
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Expanding metal with loops in different shapes
Patent number
11,590,551
Issue date
Feb 28, 2023
GRAMMER Interior Components GmbH
Heiko Kirchknopf
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Expanding and formatting profiled metal strip
Patent number
11,458,522
Issue date
Oct 4, 2022
HACANOKA GMBH
Karl-Hermann Stahl
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Roll forming device
Patent number
9,561,532
Issue date
Feb 7, 2017
Toyota Shatai Kabushiki Kaisha
Tomoyuki Takamura
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Expanded metal and process of making the same
Patent number
9,265,659
Issue date
Feb 23, 2016
AB KOMPOSITPRODUKTER
Mats Lindgren
A42 - HEADWEAR
Information
Patent Grant
Grid forming machine for making plates of electric storage cells
Patent number
9,211,599
Issue date
Dec 15, 2015
SoVema S.P.A.
Pietro Farina
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of and apparatus for making mesh-like metal mats
Patent number
9,180,602
Issue date
Nov 10, 2015
HACANOKA GMBH
Karl-Hermann Stahl
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of making micro-holes on metal plate
Patent number
8,800,340
Issue date
Aug 12, 2014
CKM Building Material Corp.
Shih-Ming Lu
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Insert, method for producing the same, and method for producing lon...
Patent number
8,420,223
Issue date
Apr 16, 2013
Toyoda Gosei Co., Ltd.
Masatoshi Hotta
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Expanded metal machine and method of producing expanded metal
Patent number
7,735,205
Issue date
Jun 15, 2010
Sorst Streckmetall GmbH
Johannes Sälinger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Expanded metal machine
Patent number
7,640,776
Issue date
Jan 5, 2010
Sorst Streckmetall GmbH
Johannes Sälinger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Expanded metal mesh and tool for producing the same
Patent number
6,696,169
Issue date
Feb 24, 2004
Wilhelm Röttger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus and method of manufacturing expanded sheet metal
Patent number
6,629,016
Issue date
Sep 30, 2003
Amerimax Diversified Products, Inc.
Jeffrey E. Smith
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and a machine for the production of accumulator plates
Patent number
6,425,181
Issue date
Jul 30, 2002
Societa Industriale Accumulatori S.p.A.
Giulio Ghizzoni
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for manufacturing expanded mesh sheet and batt...
Patent number
6,202,271
Issue date
Mar 20, 2001
Matsushita Electric Industrial Co., Ltd.
Yoshio Goda
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Structure for and method of manufacturing aerodynamic expanded metal
Patent number
6,156,444
Issue date
Dec 5, 2000
Precision Combustion, Inc.
Warren F. Smith
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Forming machine for metal strips, in particular for the manufacture...
Patent number
6,145,363
Issue date
Nov 14, 2000
Sovema S.r.l.
Pietro Farina
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for manufacturing rotary cutting tool and rotary cutting tool
Patent number
5,901,619
Issue date
May 11, 1999
Nippon Petrochemicals Company, Limited
Kintaro Aihara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Heat exchanger with turbulated louvered fin, manufacturing apparatu...
Patent number
5,738,169
Issue date
Apr 14, 1998
Livernois Research & Development Co.
Richard P. Stoynoff
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Roll forming tool for manufacturing louvered serpentine fins
Patent number
5,682,784
Issue date
Nov 4, 1997
Livernois Research & Development Company
Richard P. Stoynoff
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method for manufacturing rotary cutting tool and rotary cutting tool
Patent number
5,642,646
Issue date
Jul 1, 1997
Nippon Petrochemicals Company, Limited
Kintaro Aihara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Manufacturing method of expanded mesh
Patent number
5,630,263
Issue date
May 20, 1997
Yuasa Corporation
Tadakazu Shimano
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for making grain bin flooring
Patent number
4,736,610
Issue date
Apr 12, 1988
North American Agricultural, Inc.
Michael W. Carroll
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Apparatus for making expanded metal
Patent number
4,649,607
Issue date
Mar 17, 1987
FMC Corporation
James A. Kuhn
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for making grain bin flooring
Patent number
4,598,569
Issue date
Jul 8, 1986
North American Agricultural, Inc.
Michael W. Carroll
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Expanded perforated sheet having integral unexpanded sides and meth...
Patent number
4,594,280
Issue date
Jun 10, 1986
La Metal Deploye
Claude Coyon
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Device for corrugating sheet material
Patent number
4,502,315
Issue date
Mar 5, 1985
Gosadarstvenny Sojuzny Nauchno-Issledovatelsky Traktorny Institut
Evgeny V. Dubrovsky
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Cam shaft operated punch press for expanding lead alloy battery gri...
Patent number
4,345,452
Issue date
Aug 24, 1982
General Battery Corporation
William J. Eberle
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method of manufacturing expanded reinforcing sheet material
Patent number
4,297,154
Issue date
Oct 27, 1981
National Steel Corporation
Robert N. Keller
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Expanded reinforcing sheet material, its method of manufacture, and...
Patent number
4,259,385
Issue date
Mar 31, 1981
National Steel Corporation
Robert N. Keller
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
EXPANDED METAL FOR AUTOMOTIVE INTERIOR PARTS
Publication number
20210154724
Publication date
May 27, 2021
GRAMMER Interior Components GmbH
Manfred Link
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
EXPANDING METAL WITH LOOPS IN DIFFERENT SHAPES
Publication number
20210129202
Publication date
May 6, 2021
GRAMMER Interior Components GmbH
Heiko Kirchknopf
B60 - VEHICLES IN GENERAL
Information
Patent Application
EXPANDING AND FORMATTING PROFILED METAL STRIP
Publication number
20200230684
Publication date
Jul 23, 2020
Karl-Hermann STAHL
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
EXPANDED METAL WITH LOOPS IN DIFFERENT SHAPES
Publication number
20190134690
Publication date
May 9, 2019
GRAMMER Interior Components GmbH
Heiko Kirchknopf
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD OF AND APPARATUS FOR MAKING MESH-LIKE METAL MATS
Publication number
20130216851
Publication date
Aug 22, 2013
Karl-Hermann Stahl
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
GRID FORMING MACHINE FOR MAKING PLATES OF ELECTRIC STORAGE CELLS
Publication number
20130174704
Publication date
Jul 11, 2013
SOVEMA S.p.A.
Pietro Farina
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR THE MULTI-CORE DEBURRING OF WIRES AND ASSOCIATE
Publication number
20120131976
Publication date
May 31, 2012
Karl-Herman Stahl
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Visor and Method for Use in the Production of sucha a Visor
Publication number
20120066808
Publication date
Mar 22, 2012
Mats Lindgren
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD OF MAKING MICRO-HOLES ON METAL PLATE
Publication number
20110265539
Publication date
Nov 3, 2011
CKM BUILDING MATERIAL CORP.
Shih-Ming Lu
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Insert, method for producing the same, and method for producing lon...
Publication number
20110159311
Publication date
Jun 30, 2011
Toyoda Gosei Co., Ltd.
Masatoshi Hotta
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD OF FORMING GAS DIFFUSION LAYER FOR FUEL CELL
Publication number
20090089989
Publication date
Apr 9, 2009
TOYOTA SHATAI KABUSHIKI KAISHA
Keiji Hashimoto
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Expanded metal machine
Publication number
20080016931
Publication date
Jan 24, 2008
Johannes Salinger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Expanded metal machine and method of producing expanded metal
Publication number
20070240293
Publication date
Oct 18, 2007
Johannes Salinger
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Methods for manufacture of multilayered multifunctional truss struc...
Publication number
20060080835
Publication date
Apr 20, 2006
Gregory W. Kooistra
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
APPARATUS AND METHOD OF MANUFACTURING EXPANDED SHEET METAL
Publication number
20030187539
Publication date
Oct 2, 2003
Jeffrey E. Smith
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Method and a machine for the production of accumulator plates
Publication number
20010044993
Publication date
Nov 29, 2001
SOCIETA INDUSTRIALE ACCUMULATORI S.P.A.
Giulio Ghizzoni
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...