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:
Sep. 12, 2000
Filed:
Dec. 18, 1996
Applicant:
Inventors:
Gunther Leising, Graz, AT;
Stefan Hampel, Obdach, AT;
Farideh Meghdadi, Graz, AT;
Berthold Winkler, Graz, AT;
Christoph Brandstatter, Graz, AT;
Ullrich Scherf, Mainz-Kastel, DE;
Stefan Tasch, Jennersdorf, AT;
Assignee:
Gunther Leising, Graz, AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
428209 ; 428201 ; 428212 ; 428457 ; 428690 ; 428702 ; 428917 ; 313112 ; 313504 ; 313505 ; 313506 ; 257 88 ; 257 89 ; 257 98 ;
Abstract
An electroluminescence color display screen comprising an organic electroluminescence layer disposed between a patterned base electrode layer and a patterned top electrode layer, and further comprising a color conversion layer and a spectrally selective reflector for improving the color efficiency of the color display screen.