Inventor

STILWELL DOUGLAS RAY

US2 patents

Patents

2 patents

US7620211B2Nov 17, 2009

Method and apparatus for quantifying visual showthrough of printed images on the reverse of planar objects

DU PONT21 citations86

US7639862B2Dec 29, 2009

Method and apparatus for quantifying pigment dispersion quality by paint drawdown

DU PONT6 citations56