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. 24, 1998
Filed:
Jan. 25, 1995
Applicant:
Inventors:
Sachiko Muramatsu, Tatebayashi, JP;
Yasuhisa Ohtake, Fukaya, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
513402 ; 315407 ;
Abstract
A color cathode ray tube is disclosed in which a coating containing an aluminum phosphorus compound and fine particles of at least one of tungsten oxide and bismuth oxide and is formed on the surface of a shadow mask on the side of an electron gun.