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Inventor

Douglas Ray Stilwell

Inventor
Wilmington, DE, US

Overview

2→
Patents
2009
Patent span
Physics
Primary field (CPC G)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties50%
G06TImage data processing or generation, in general25%
H04NPictorial communication, e.g. television25%
PatentTitleYear
7,639,862'Method and apparatus for quantifying pigment dispersion quality by paint drawdown'20097,620,211'Method and apparatus for quantifying visual showthrough of printed images on the reverse of planar objects'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009Patents assigned to DU PONT (2)· patent assignee history
2009Based in Wilmington, DE, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DU PONT22009
Locations
LocationPatentsSpan
Wilmington, Delaware, US22009