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.

Date of Patent:
Jan. 09, 2024

Filed:

Feb. 18, 2021
Applicant:

Nichia Corporation, Anan, JP;

Inventor:

Akinori Yoneda, Anan, JP;

Assignee:

NICHIA CORPORATION, Anan, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 33/64 (2010.01); H01L 33/60 (2010.01);
U.S. Cl.
CPC ...
H01L 33/507 (2013.01); H01L 33/502 (2013.01); H01L 33/505 (2013.01); H01L 33/644 (2013.01); H01L 33/60 (2013.01);
Abstract

A wavelength-converting member includes a wavelength-converting layer, a heat-dissipating component, and a securing member. The wavelength-converting layer has an upper surface, a lower surface, and one or more lateral surfaces with each of the one or more lateral surfaces of the wavelength-converting layer defining an inclined surface inclined at an acute angle with respect to the lower surface of the wavelength-converting layer. The wavelength-converting layer includes a thermally conductive part, and a fluorescent material containing part in contact with the thermally conductive part. The wavelength-converting layer is mounted on the heat-dissipating component. The securing member is secured to the heat-dissipating component. The securing member presses the inclined surface of each of the one or more lateral surfaces such that the wavelength-converting layer is secured to the heat-dissipating component.


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