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. 21, 2010
Filed:
Dec. 13, 2007
Takuro Ishikura, Kashihara, JP;
Tomihiro Ito, Niigata, JP;
Takuro Ishikura, Kashihara, JP;
Tomihiro Ito, Niigata, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A semiconductor light-emitting device includes a first LED chip whose emitted light is wavelength-converted by a fluorescent substance layer formed by applying and curing a fluorescent substance material, and a second LED chip whose emitted light is not wavelength-converted by the fluorescent substance layer, wherein the first LED chip and the second LED chip are arranged on a substrate in such a way that a level of an emission layer of the second LED chip is higher than that of a top face of the first LED chip above the substrate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile