Inventor
TRIPPEL GERHARD
DE13 patents
Patents
13 patentsUS5427599AJun 27, 1995
System for stamping an optical storage disk
IBM104 citations96
US5213600AMay 25, 1993
Method of manufacturing an optical storage disk
IBM30 citations92
US4651092AMar 17, 1987
Method of determining dispersion, particle density or viscosity of resin/solvent mixture containing magnetic particles
IBM30 citations92
US4512847AApr 23, 1985
Method of measuring the thickness of the removed layer in subtractive workpiece processing
IBM41 citations91
US4066491AJan 3, 1978
Method of simultaneously etching multiple tapered viaducts in semiconductor material
IBM34 citations91
US4059480ANov 22, 1977
Method of forming viaducts in semiconductor material
IBM38 citations91
US4426265AJan 17, 1984
Method of producing a metallic thin film magnetic disk
IBM22 citations81
US4310798AJan 12, 1982
Apparatus for measuring magnetostriction constant
IBM21 citations80
US5498445AMar 12, 1996
Manufacturing process for grooved substrates and multilayer structure
IBM10 citations73
US4785239ANov 15, 1988
Method and apparatus for characterizing magnetic coating compositions as well as improving magnetic particle dispersions
IBM11 citations73
US4710424ADec 1, 1987
Magnetic disk and method of making same
IBM7 citations73
US4074016AFeb 14, 1978
Magnetic record carrier
IBM11 citations73
US4356066AOct 26, 1982
Process for fabricating a multi-layer magnetic thin film disk
IBM11 citations68