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. 01, 2012
Filed:
Apr. 25, 2011
Applicant:
Atsushi Toda, Kanagawa, JP;
Inventor:
Atsushi Toda, Kanagawa, JP;
Assignee:
Sony Coproration, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 3/14 (2006.01); H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of making an optical member including high refractive index layers and low refractive index layers, which are each relatively thin as compared with an optical length, and disposed alternately in the lateral direction with respect to an optical axis. Each width of the high refractive index layers and the low refractive index layers is equal to or smaller than the wavelength order of incident light.