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:
Sep. 10, 2024
Filed:
Jun. 24, 2021
Hoya Corporation, Tokyo, JP;
Kunihiko Onobori, Friedberg, DE;
Tilman Schröter, Friedberg, DE;
HOYA CORPORATION, Tokyo, JP;
Abstract
It is provided an illumination apparatus, comprising a first light source mounted on a board emitting first light having a first wavelength spectrum; a second light source mounted on the board emitting second light having a second wavelength spectrum; a phosphor layer converting at least a part of at least one of the first light and the second light into first converted light and second converted light, respectively; wherein the phosphor layer emits a remaining part of the first light, a remaining part of the second light, the first converted light, and the second converted light; the phosphor layer is in contact with the first and second light sources and continuous on the first and second light sources, and on a path on the board connecting the first and second light sources; the phosphor layer and the board surround the first light source and the second light source.