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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.:

US 9915758 B1

PDFFull Text
Date of Patent:
Mar. 13, 2018

Filed:

Dec. 11, 2013

Mold for manufacturing optical element and production method for same, and optical element

Applicant:

Oji Holdings Corporation, Tokyo, JP;

Inventors:

Kotaro Dai, Tokyo, JP;

Kei Shinotsuka, Kawasaki, JP;

Yoshihisa Hatta, Tokyo, JP;

Assignee:

OJI HOLDINGS CORPORATION, Tokyo, JP;

Attorney:

Knobbe Martens Olson & Bear LLP

Primary Examiner:

Joseph S Del Sole

Assistant Examiner:

Thu Khanh T Nguyen

Int. Cl.
CPC ...
G02B 1/11 (2015.01); B29C 33/38 (2006.01); G02B 1/118 (2015.01); B29C 33/42 (2006.01); G02B 1/10 (2015.01); B29D 11/00 (2006.01); B29C 37/00 (2006.01); B29L 11/00 (2006.01);
U.S. Cl.
CPC ...
G02B 1/11 (2013.01); B29C 33/38 (2013.01); B29C 33/424 (2013.01); B29D 11/00326 (2013.01); G02B 1/10 (2013.01); G02B 1/118 (2013.01); B29C 37/0053 (2013.01); B29L 2011/00 (2013.01); H01L 2933/0083 (2013.01); H01L 2933/0091 (2013.01);
Abstract

A mold for manufacturing an optical element is provided with a base material, and a recessing and protruding layer formed on a surface of the base material. The recessing and protruding structure of the recessing and protruding layer having a plurality of areas continuously arranged in a positional relationship in which the central point of seven adjacent protrusions is an intersection point of diagonal lines of six vertices of a regular hexagon, and the areas, shapes, and crystal orientations of the plurality of areas are random.

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Dai, Kotaro. (2018). Mold for manufacturing optical element and production method for same, and optical element (U.S. Patent No. 9915758). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9915758

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