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:
Jul. 14, 2026
Filed:
Jun. 10, 2025
Nichia Corporation, Anan, JP;
Norimasa Yoshida, Komatsushima, JP;
Tsuyoshi Okahisa, Tokushima, JP;
NICHIA CORPORATION, Anan, JP;
Abstract
A light source device includes: a plurality of independently operable light emitting devices; and a first lens having a lower face that faces the light emitting devices, and a upper face opposite the lower face. The lower face of the first lens includes: an entrance part where light from the light emitting devices enters, the entrance part being a concave portion overlapping the light emitting devices in a top plan view, the entrance part including: a lower face convex portion provided in a lower face of the concave portion, and an angular portion protruding towards the light emitting devices; and a light guide part located outward of the entrance part and having an oblique face tilted toward an optical axis of the first lens.