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:
Jan. 22, 2013
Filed:
Mar. 22, 2011
Teruo Fujiwara, Tokyo, JP;
Yasuhiko Akao, Tokyo, JP;
Takehiko Hiruma, Tokyo, JP;
Eiji Ichikura, Tokyo, JP;
Teruo Fujiwara, Tokyo, JP;
Yasuhiko Akao, Tokyo, JP;
Takehiko Hiruma, Tokyo, JP;
Eiji Ichikura, Tokyo, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
The present invention relates to a light-shielding film-attached glass substrate including: a glass substrate; and a light-shielding film having a multilayer structure and being formed on the glass substrate, in which the light-shielding film having a multilayer structure includes: a first chromium oxynitride film (CrON); and a second chromium oxynitride film (CrON), each satisfying the following conditions and being laminated in this order from the glass substrate side: 0.15<x<0.5, 0.1<y<0.35, 0.4<x<0.65, 0.03<x<0.15, and 0.09<y<0.25.