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:
Jun. 30, 2020
Filed:
Jul. 03, 2018
Nichia Corporation, Anan-shi, JP;
Yusuke Kawano, Anan, JP;
Shunsuke Miyajima, Anan, JP;
NICHIA CORPORATION, Anan-shi, JP;
Abstract
A light-emitting device comprising: a base member; a plurality of first light-emitting elements disposed on the base member; a plurality of second light-emitting elements disposed on the base member; a plurality of first wavelength conversion members; and a second wavelength conversion member. The first wavelength conversion members are respectively disposed on or above the first light-emitting elements. The first wavelength conversion members each comprises a light-transmissive body mainly containing an inorganic material, and a first phosphor layer on the lower surface of the light-transmissive body. The second wavelength conversion member is disposed on the base member to cover the second light-emitting elements and the first wavelength conversion members. The second wavelength conversion member comprises an encapsulating resin and second phosphor.