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Klaus Tauber
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Biebertal, DE
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Patents Grants
last 30 patents
Information
Patent Grant
High-strength erosion electrode
Patent number
6,806,433
Issue date
Oct 19, 2004
Berkenhoff GmbH
Bernd Barthel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High-strength erosion electrode
Patent number
6,448,527
Issue date
Sep 10, 2002
Berkenhoff GmbH
Bernd Barthel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Alloy, in particular for use in the manufacture of frames for glass...
Patent number
5,919,322
Issue date
Jul 6, 1999
Berkenhoff GmbH
Juergen Fackert
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Alloy, in particular for use in the manufacture of frames for glass...
Patent number
5,908,517
Issue date
Jun 1, 1999
Berkenhoff GmbH
Juergen Fackert
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Alloy, in particular for use in the manufacture of jewelry, frames...
Patent number
5,270,001
Issue date
Dec 14, 1993
Berkenhoff GmbH
Bruno Rechtziegel
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Alloy for spectacle wire frames and electronic component parts
Patent number
5,259,898
Issue date
Nov 9, 1993
Berkenhoff GmbH
Klaus Tauber
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Filler metal for welding
Patent number
4,701,302
Issue date
Oct 20, 1987
Berkenhoff GmbH
Erich Dommer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Weld-solder filler
Publication number
20060018784
Publication date
Jan 26, 2006
Berkenhoff GmbH.
Bruno Rechtziegel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
High-strength erosion electrode
Publication number
20050029232
Publication date
Feb 10, 2005
Berkenhoff GmbH.
Bernd Barthel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Weld-solder filler
Publication number
20040115089
Publication date
Jun 17, 2004
Berkenhoff GmbH.
Bruno Rechtziegel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
High-strength erosion electrode
Publication number
20010045412
Publication date
Nov 29, 2001
Bernd Barthel
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR