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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 9243778 B1

PDFFull Text
Date of Patent:
Jan. 26, 2016

Filed:

May. 14, 2014

Wavelength conversion element, light emitting device including wavelength conversion element, and vehicle including light emitting device

Applicant:

Panasonic Corporation, Osaka, JP;

Inventors:

Nobuaki Nagao, Gifu, JP;

Takahiro Hamada, Osaka, JP;

Nobuyasu Suzuki, Osaka, JP;

Seigo Shiraishi, Osaka, JP;

Assignee:

PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka, JP;

Attorney:

McDermott Will & Emery LLP

Primary Examiner:

Fernando L Toledo

Assistant Examiner:

Neil Prasad

Int. Cl.
CPC ...
H01L 33/00 (2010.01); F21V 9/16 (2006.01); H01L 33/50 (2010.01); F21S 8/10 (2006.01); C09K 11/02 (2006.01); G02B 1/00 (2006.01); H01L 33/58 (2010.01);
U.S. Cl.
CPC ...
F21V 9/16 (2013.01); C09K 11/02 (2013.01); F21S 48/1145 (2013.01); H01L 33/507 (2013.01); F21S 48/1195 (2013.01); G02B 1/005 (2013.01); H01L 33/58 (2013.01);
Abstract

A wavelength conversion element includes a phosphor layer including phosphor particles configured to be excited by light from a light source and a matrix located among the phosphor particles; and a column-shaped structural body including at least two kinds of column-shaped bodies periodically arranged and in contact with the phosphor layer. The column-shaped bodies have different heights and/or different thicknesses. The column-shaped structural body is a photonic crystal.

Find Patent Forward Citations

Nagao, Nobuaki. (2016). Wavelength conversion element, light emitting device including wavelength conversion element, and vehicle including light emitting device (U.S. Patent No. 9243778). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9243778

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

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