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 8486731 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 16, 2013

Filed:

Aug. 11, 2011
Applicants:

Nobuyuki Yoshizumi, Osaka, JP;

Shinji Yamaguchi, Osaka, JP;

Inventors:

Nobuyuki Yoshizumi, Osaka, JP;

Shinji Yamaguchi, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01); H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract

A light-emitting device includes: a substrate; a light-emitting section provided on an upper surface of the substrate, the light-emitting section including an LED chip and a sealing resin containing fluorescent material covering the LED chip; and a silicon oxide insulating film provided between the substrate and the light-emitting section, the silicon oxide insulating film being formed directly on an upper surface of the substrate or an alumina insulating film, the sealing resin containing fluorescent material formed directly on an upper surface of the silicon oxide insulating film so as to cover the LED chip. Thus, this invention provides the light-emitting device capable of making the sealing resin difficult to be separated from the substrate and a method for manufacturing the light-emitting device.


Find Patent Forward Citations

Yoshizumi, Nobuyuki. (2013). Light-emitting device and method for manufacturing light-emitting device (U.S. Patent No. 8486731). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8486731

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