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Siegfried Beisswenger
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Preetz, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for setting the idle distance of an engraving...
Patent number
7,031,027
Issue date
Apr 18, 2006
Hell Gravure Systems GmbH
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method to produce a printing form for rotogravure, printing form fo...
Patent number
6,877,423
Issue date
Apr 12, 2005
Hell Gravure Systems GmbH
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for the operating an engraving member
Patent number
6,741,369
Issue date
May 25, 2004
Hell Gravure Systems GmbH
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for checking printing form surfaces engraved by means of an...
Patent number
4,549,067
Issue date
Oct 22, 1985
Dr. Ing. Rudolf Hell GmbH
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for the topically precise subsequent engraving of printing c...
Patent number
4,546,232
Issue date
Oct 8, 1985
Ing. Rudolf Hell GmbH
Siegfried Beisswenger
B44 - DECORATIVE ARTS
Information
Patent Grant
High stability electron beam generator for processing material
Patent number
4,500,791
Issue date
Feb 19, 1985
Dr. Ing. Rudolf Hell GmbH
Siegfried Beisswenger
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electron beam engraving method and device for execution
Patent number
4,471,205
Issue date
Sep 11, 1984
Dr. Ing. Rudolf Hell GmbH
Siegfried Beisswenger
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Highly-steady beam generating for charged particles
Patent number
4,467,205
Issue date
Aug 21, 1984
Dr. Ing. Rudolf Hill GmbH
Siegfried Beisswenger
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and method for engraving with an electron beam
Patent number
4,393,295
Issue date
Jul 12, 1983
Ing. Rudolf Hell GmbH
Siegfried Beisswenger
B44 - DECORATIVE ARTS
Information
Patent Grant
Orifice for coupling an electron beam gun to print form cylinders
Patent number
4,317,982
Issue date
Mar 2, 1982
Dr. Ing. Rudolf Hell GmbH
Heinz Taudt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Quick-acting electron-optical lenses
Patent number
4,245,159
Issue date
Jan 13, 1981
Dr.-Ing. Rudolf Hell GmbH
Siegfried Beisswenger
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Device for engraving of cups into printing cylinders by means of la...
Publication number
20060096473
Publication date
May 11, 2006
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Method for direct engraving of cups to accept the printing ink for...
Publication number
20050188868
Publication date
Sep 1, 2005
Hell Gravure Systems GmbH
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Method to produce a printing form for rotogravure, printing form fo...
Publication number
20040168595
Publication date
Sep 2, 2004
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Method to produce a print block for rotogravure
Publication number
20040129152
Publication date
Jul 8, 2004
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Method and apparatus for setting the idle distance of an engraving...
Publication number
20020089697
Publication date
Jul 11, 2002
Siegfried Beisswenger
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Device for extracting processing residues
Publication number
20020060814
Publication date
May 23, 2002
Heidelberger Druckmaschinen AG
Rolf Angelbeck
B44 - DECORATIVE ARTS