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:
Jun. 17, 1997
Filed:
Nov. 08, 1995
Applicant:
Inventors:
George Milton Ehemann, Jr, Lancaster, PA (US);
Richard LaPeruta, Jr, Lititz, PA (US);
Edward Richard Garrity, Jr, Lancaster, PA (US);
Assignee:
Thomson Consumer Electronics, Inc., Indianapolis, IN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
2504611 ; 2504591 ; 2504861 ;
Abstract
The invention relates to a method of determining the quality of an aluminized, luminescent screen 22 for a CRT 10. The luminescent screen 22 is disposed on an interior surface of a faceplate panel 12 with an aluminum layer 23 overlying the screen. The method includes the steps of: exposing the aluminum layer to ultraviolet radiation; and measuring the luminescence emitted by the screen through the aluminum layer.