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. 30, 2025
Filed:
Jan. 23, 2024
Magnolia White Corporation, Tokyo, JP;
Yasuhiro Takahashi, Tokyo, JP;
Shinichi Komura, Tokyo, JP;
Magnolia White Corporation, Tokyo, JP;
Abstract
According to one embodiment, an illumination includes a first light guide including a first main surface, a second main surface, and a first side surface, a first light source applying a first linearly polarized light toward the first side surface, and a first retardation film provided on the first side surface and providing a phase difference to light emitted from the first light source. The first side surface is an inclined surface including a first end portion and a second end portion, and a distance between the second end portion and the first light source is smaller than a distance between the first end portion and the first light source.