PATENTS
5,307,292 Method of Quantifying the Topographic Structure of a Surface
(April 26, 1994) Christopher A. Brown, William A. Johnsen, Patrick D. Charlies
7,788,965 Portable Friction Testing Device
(September 7, 2010) William A. Arnold, Chenghsiung Lin, Christopher A. Brown, Torbjorn S. Bergstrom, Douglas J. Geiger
9,651,466 Edge Sharpness Measurement
(May 16, 2017) Christopher Brown, Jocelyn Close, Jason Hopkins, Michael Dragonas, Frank Bruton
STANDARDS
5,307,292 Method of Quantifying the Topographic Structure of a Surface
(April 26, 1994) Christopher A. Brown, William A. Johnsen, Patrick D. Charlies
7,788,965 Portable Friction Testing Device
(September 7, 2010) William A. Arnold, Chenghsiung Lin, Christopher A. Brown, Torbjorn S. Bergstrom, Douglas J. Geiger
9,651,466 Edge Sharpness Measurement
(May 16, 2017) Christopher Brown, Jocelyn Close, Jason Hopkins, Michael Dragonas, Frank Bruton