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:
May. 22, 2001
Filed:
Jul. 22, 1998
Mark T. Johnson, Eindhoven, NL;
Adrianus A. Van Der Put, Eindhoven, NL;
Gerard Cnossen, Eindhoven, NL;
Michael Buchel, Eindhoven, NL;
Josephus P. A. Deeben, Eindhoven, NL;
Tom Marshall, Hartsdale, NY (US);
Kevin W. Haberern, Cary, NC (US);
U.S. Philips Corporation, New York, NY (US);
Abstract
In a display device comprising a first substrate having at least one transparent, first picture electrode of a first material, a second substrate comprising at least one second picture electrode of a second material which, jointly with the picture electrode on the first substrate and an intermediate opto-electronic material, defines a pixel, and means for supplying electric voltages to the picture electrodes, the work function between the two picture electrodes is decreased in that at least one of the picture electrodes is coated with at least one layer of conducting material, or a layer of a material comprising a dipole.