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:
Jul. 04, 2006
Filed:
Apr. 11, 2002
Applicants:
Hirotoshi Terui, Ichihara, JP;
Ken Moriwaki, Ichihara, JP;
Inventors:
Hirotoshi Terui, Ichihara, JP;
Ken Moriwaki, Ichihara, JP;
Assignee:
Asahi Glass Company, Limited, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 5/16 (2006.01); H01J 61/40 (2006.01); H01K 1/26 (2006.01); H01K 1/30 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filter for a plasma display panel provided with an antireflection optical film having a colorant, whereby when red light in a visible light range emitted from the plasma display panel is passed therethrough, a positional relation of a before passage position and an after passage position in a CIE xy chromaticity diagram of the red light, defines compensation for red color emission from the plasma display panel.