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:
Sep. 16, 2003
Filed:
Apr. 04, 2001
Applicant:
Inventors:
Hideaki Hanaoka, Kanagawa, JP;
Hirofumi Kondo, Miyagi, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/10 ; B32B 1/706 ; F21V 9/00 ;
U.S. Cl.
CPC ...
G02B 1/10 ; B32B 1/706 ; F21V 9/00 ;
Abstract
A display device antireflection filter formed on a glass base material is comprised of an antireflection layer of at least one layer containing SiO and a material layer made of composition produced by adding compound whose interaction with SiO is small to compound having alkoxysilane group at terminal and which has perfluoropolyether group. This device exhibits improved wear and abrasion resistance.