The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 01, 2011
Filed:
Jun. 01, 2007
Applicants:
Remco Los, Eindhoven, NL;
Andrea Giraldo, Den Bosch, NL;
Anthony Slack, Lorgues, FR;
Inventors:
Assignee:
Liquavista, B.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/06 (2006.01); G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A color display device () comprises a plurality of picture elements (), the plurality of picture elements having a viewing side () and a rear side (). Each picture element includes a light valve (). The display device comprises a switchable part () for selectively directing light of a first color and light of a second color through the light valve from the rear side to the viewing side. Each light valve comprises a first and a second switchable color filter () having a transmittance for a third color and a fourth color, respectively, and arranged in succession in the path of the light.