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:
Oct. 15, 2002
Filed:
Apr. 07, 2000
Applicant:
Inventors:
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/100 ;
U.S. Cl.
CPC ...
H01J 1/100 ;
Abstract
A gas discharge lamp has at least one capacitive electrode of a dielectric material having a dielectric saturation polarization P and an effective surface A wherein the product of P·A>10 C. This lamp can be operated without drive electronics or a ballast, using power available at private households.