RD

Ralph R. Doyle

BA Buehler Ag: 6 patents #6 of 100Top 6%
EN Engis: 3 patents #1 of 15Top 7%
Overall (All Time): #584,764 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7275446 Apparatus for measuring the crushing strength of micron superabrasives Ion C. Benea, Stephen Griffin 2007-10-02
6602108 Modular controlled platen preparation system and method Stephen Griffin, David Diaz, Douglas Seitz, Robert Passeri 2003-08-05
6585559 Modular controlled platen preparation system and method Stephen Griffin, David Diaz, Douglas Seitz, Robert Passeri 2003-07-01
4827672 Abrasive cutting wheel system David Leon Brandt 1989-05-09
4693035 Multiple optical fiber polishing apparatus 1987-09-15
4678119 Abrasive slurry supply system for use in metallographic sample preparation 1987-07-07
4671629 Microscope for examining the surface finish of fiber optic ends 1987-06-09
4587768 Apparatus and method for polishing ends of fiber optics 1986-05-13
4513894 Abrasive slurry supply system for use in metallographic sample preparation Robert E. Zimmer 1985-04-30