Patent · US Active

Color filter

US7674564B2 · kind B2 · utility

0Cited by

7References

13Claims

0Family size

Assignee

HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. · US

Inventors

Bruce J. Jackson · Boise, US
Rodolfo Jodra-Barron · Boise, US
Philip Burkum · Corvallis, US

Key dates

Filing date	Apr 11, 2005
Grant date	Mar 9, 2010
Priority date	—
Expiry date	Jan 5, 2029

Classification

Technology area (CPC G)Physics
CPC primaryG02B5/223
WIPO fieldOptics
WIPO sectorInstruments

Abstract

One embodiment of a color filter includes a substrate and a color filter pattern formed on the substrate, the color filter pattern including at least two, substantially identical patterned layers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.