Trippel; Gerhard

Patent Applications and Registrations

Patent applications and USPTO patent grants for Trippel; Gerhard.The latest application filed is for "manufacturing process for grooved substrates and multilayer structure".

Company Profile

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Trippel; Gerhard - Sindelfingen DE

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Manufacturing process for grooved substrates and multilayer structure Grant 5,498,445 - Steiner , et al. March 12, 1	1996-03-12
System for stamping an optical storage disk Grant 5,427,599 - Greschner , et al. June 27, 1	1995-06-27
Method of manufacturing an optical Storage disk Grant 5,213,600 - Greschner , et al. May 25, 1	1993-05-25
Method and apparatus for characterizing magnetic coating compositions as well as improving magnetic particle dispersions Grant 4,785,239 - Brunsch , et al. November 15, 1	1988-11-15
Method of measuring the thickness of the removed layer in subtractive workpiece processing Grant 4,512,847 - Brunsch , et al. April 23, 1	1985-04-23
Method of producing a metallic thin film magnetic disk Grant 4,426,265 - Brunsch , et al. January 17, 1	1984-01-17
Apparatus for measuring magnetostriction constant Grant 4,310,798 - Brunsch , et al. January 12, 1	1982-01-12
Magnetic record carrier Grant 4,074,016 - Trippel February 14, 1	1978-02-14
Method of simultaneously etching multiple tapered viaducts in semiconductor material Grant 4,066,491 - Ruh , et al. January 3, 1	1978-01-03

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