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:
Feb. 17, 2004
Filed:
Jul. 22, 1998
Applicant:
Inventors:
Thomas Marshall, Hartsdale, NY (US);
Kevin W. Haberern, Cary, NC (US);
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1343 ; G02F 1/1333 ;
U.S. Cl.
CPC ...
G02F 1/1343 ; G02F 1/1333 ;
Abstract
A display device is provided which includes a first substrate having at least one transparent, first picture electrode of a first material, a second substrate having 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, wherein at least one of the picture electrodes is coated with at least one layer of a passivating material such that any asymmetry in operation of the device is substantially reduced or eliminated.