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Thomas W. Simpson III
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Boothwyn, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method of quantifying visual uniformity of planar objects
Patent number
6,438,256
Issue date
Aug 20, 2002
E. I. Du Pont de Nemours and Company
Barry Rubin
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus for optically detecting contamination in particles of low...
Patent number
5,256,886
Issue date
Oct 26, 1993
E. I. Du Pont de Nemours and Company
William E. Wolf
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for quantifying pigment dispersion quality by...
Publication number
20070146702
Publication date
Jun 28, 2007
Robert Vincent Canning
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Liquid measurement cell having a pressurized air cavity therein
Publication number
20070131018
Publication date
Jun 14, 2007
E.I. DuPont de Nemours and Company
Jeff B. Alspach
G01 - MEASURING TESTING
Information
Patent Application
System for measuring a color property of a liquid
Publication number
20070132991
Publication date
Jun 14, 2007
E. I. DUPONT DE NEMOURS AND CONPANY
Jeff B. Alspach
G01 - MEASURING TESTING
Information
Patent Application
Liquid measurement cell having a transparent partition therein
Publication number
20070132992
Publication date
Jun 14, 2007
E.I. DuPont de Nemours and Company
Jeff B. Alspach
G01 - MEASURING TESTING