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Inventor

Daniel P. Woodruff

Inventor
Lakeville, MN, US

Overview

3→
Patents
2002
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

B32Bprimary
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form20%
G02BOptical elements, systems or apparatus20%
H01JElectric discharge tubes or discharge lamps20%
C03CChemical composition of glasses, glazes or vitreous enamels13%
Y10TTechnical subjects covered by former us classification13%
G09GArrangements or circuits for control of indicating devices using static means to present variable information7%
H04NPictorial communication, e.g. television7%
PatentTitleYear
6,490,091'Display panel filter and method of making the same'20026,469,685'Display panel filter and method of making the same'20026,353,501'Display panel filter connection to a display panel'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to VIRATEC THIN FILMS INC (3)· patent assignee history
2002Based in Lakeville, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
VIRATEC THIN FILMS INC32002
Locations
LocationPatentsSpan
Lakeville, Minnesota, US32002