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.:
Date of Patent:
Dec. 01, 2015
Filed:
Sep. 02, 2014
Rohm Co., Ltd., Kyoto, JP;
Yuki Tanuma, Kyoto, JP;
ROHM CO., LTD., Kyoto, JP;
Abstract
A light emitting device is capable of enhancing the radiant intensity on a single direction. The light emitting device includes a substrate and an LED chip bonded to the substrate, wherein the substrate has a first cavity formed thereon having a first bottom surface for disposing the LED chip and a first lateral connecting to the first bottom surface, and the substrate has a second cavity formed thereon having a second bottom surface for bonding the metal wire and a second lateral connecting to the second bottom surface; and the first lateral has a notch formed thereon, which connects to the second bottom surface and the second lateral, and an area of the second bottom surface of the second cavity is smaller than that of the first bottom surface of the first cavity.