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:
May. 16, 2017
Filed:
Nov. 27, 2013
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Takahiko Hirai, Osaka, JP;
Kazuki Yamaguchi, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/09 (2006.01); G01N 21/3504 (2014.01); C23C 14/08 (2006.01); C23C 14/14 (2006.01); C23C 16/06 (2006.01); C23C 16/40 (2006.01);
U.S. Cl.
CPC ...
G01N 21/09 (2013.01); C23C 14/081 (2013.01); C23C 14/14 (2013.01); C23C 16/06 (2013.01); C23C 16/403 (2013.01); G01N 21/3504 (2013.01); G01N 2201/0873 (2013.01);
Abstract
An optical sensor apparatus includes a light receiving element configured to produce an output according to a light receiving state, and an optical element including a reflecting layer including a metal film, and being arranged such that at least some of incident light on the light receiving element is light that is reflected by the reflecting layer. The optical element further includes a corrosion resistant layer for suppressing corrosion of the reflecting layer, and the reflecting layer includes a surface covered by the corrosion resistant layer formed by vapor plating.