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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 9964282 B1

PDFFull Text
Date of Patent:
May. 08, 2018

Filed:

Sep. 12, 2016

Illumination device

Applicant:

Minebea Mitsumi Inc., Kitasaku-gun, Nagano, JP;

Inventors:

Akari Yamada, Fukuroi, JP;

Reishi Shimaoka, Kakegawa, JP;

Assignee:

MINEBEA MITSUMI INC., Nagano, JP;

Attorney:

Pearne & Gordon LLP

Primary Examiner:

David V Bruce

Int. Cl.
CPC ...
F21V 5/00 (2018.01); F21V 13/04 (2006.01); F21V 5/04 (2006.01); F21V 23/00 (2015.01); F21V 7/00 (2006.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 5/008 (2013.01); F21V 5/005 (2013.01); F21V 5/045 (2013.01); F21V 7/0091 (2013.01); F21V 13/04 (2013.01); F21V 23/005 (2013.01); F21Y 2115/10 (2016.08);
Abstract

An illumination device according to an embodiment includes a light emitting element, a light distribution control unit and a light diffuser. The light distribution control unit is arranged at an emission direction side of light of the light emitting element. The light diffuser is arranged at an advancing direction side of the light relative to the light distribution control unit, in which each of a plurality of rows of convex portions having biaxial anisotropy in a plan view extends in a predetermined anisotropic axis direction, in which the plurality of rows is arranged orthogonal to the predetermined anisotropic axis and has grooves of irregular depths between the arranged plurality of rows of the convex portions.

Find Patent Forward Citations

Yamada, Akari. (2018). Illumination device (U.S. Patent No. 9964282). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9964282

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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