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Matthias Riepenhoff
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Bern, CH
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Patents Grants
last 30 patents
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Patent Grant
Ink thickness variations for the control of color printers
Patent number
7,252,360
Issue date
Aug 7, 2007
Ecole Polytechnique Federale de Lausanne (EPFL)
Roger D. Hersch
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Process for obtaining image information of an illustrated printing...
Patent number
7,059,246
Issue date
Jun 13, 2006
Maschinenfabric WIFAG
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Wet offset printing form
Patent number
7,051,652
Issue date
May 30, 2006
Maschinenfabrik Wifag
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Wet offset printing form
Patent number
6,976,428
Issue date
Dec 20, 2005
Maschinenfabrik WIFAG
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Laser lens system and process for illustrating a printing form
Patent number
6,809,754
Issue date
Oct 26, 2004
Maschinenfabrik Wifag
Matthias Riepenhoff
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Device and Method for Recognition of Register Errors
Publication number
20080216689
Publication date
Sep 11, 2008
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Ink thickness variations for the control of control of color printers
Publication number
20070091138
Publication date
Apr 26, 2007
Roger D. Hersch
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Wet offset printing form
Publication number
20040168599
Publication date
Sep 2, 2004
Maschinenfabrik WIFAG
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Process for obtaining image information of an illustrated printing...
Publication number
20030183105
Publication date
Oct 2, 2003
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Wet offset printing form with a photocatalytically and thermally mo...
Publication number
20020139269
Publication date
Oct 3, 2002
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Imaging device
Publication number
20020063773
Publication date
May 30, 2002
Matthias Riepenhoff
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS