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:
Nov. 18, 2003
Filed:
Sep. 13, 2002
Applicant:
Inventors:
Paul Van Der Sluis, Eindhoven, NL;
Mark Thomas Johnson, Eindhoven, NL;
Anna-Maria Janner, Eindhoven, NL;
Adrianus Sempel, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/29 ;
U.S. Cl.
CPC ...
G02F 1/29 ;
Abstract
A matrix display ( ) comprises pixels based on switching elements ( ) which comprise a switchable layer which can be switched from one chemical state to another, the optical properties of said chemical states being different. Voltage-limiting devices ( ) preventing pixel degradation are arranged on the switching elements ( ).