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:
Mar. 22, 2022
Filed:
Jul. 01, 2020
Nichia Corporation, Anan, JP;
Taiki Yuasa, Tokushima, JP;
NICHIA CORPORATION, Anan, JP;
Abstract
A light emitting device includes at least one first light emitting element to emit a first light having a first peak emission wavelength in a range of 370 nm or greater and 415 nm or less, and at least one fluorescent material to convert the first light to a second light having a second peak wavelength in a range of 550 nm or greater and to 780 nm or less. In an emission spectrum of the light emitting device, a ratio of an intensity of the first peak emission wavelength to a maximum intensity of the second peak emission wavelength is in a range of 0.005 to 0.20.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile