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.:

US 7495384 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 24, 2009

Filed:

Aug. 29, 2001
Applicants:

Janos Peter Hajto, Edinburgh, GB;

Colin Stuart Hindle, Edinburgh, GB;

Brendan Thomas Mcguckin, Falkirk, GB;

Inventors:

Janos Peter Hajto, Edinburgh, GB;

Colin Stuart Hindle, Edinburgh, GB;

Brendan Thomas McGuckin, Falkirk, GB;

Assignee:

Freelight Systems Limited, Edinburgh, GB;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13357 (2006.01); H05B 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a dynamic high resolution color display. In particular a display comprising a plurality of pixels composed of a fluorescent dye doped polymer material is provided. Specifically said pixels are applied to a suitable base substrate and further modulated, such that a moving image can be produced by the display. The present invention further provides a variety of pixel elements which may be used to produce static display signs, or further combined with a phosphorescent material to act as a backlight for an LCD or other similar display. In all cases the displays of the present invention have no, or a greatly reduced direct energy consumption.


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