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:
Aug. 30, 2024
Japan Display Inc., Tokyo, JP;
Takayuki Kato, Tokyo, JP;
Shinichiro Tanaka, Tokyo, JP;
Japan Display Inc., Tokyo, JP;
Abstract
According to one embodiment, a display device includes an illumination device, a display panel, an optical sheet, a prism sheet, and an adhesive. The display panel includes a first substrate opposed to the illumination device and a second substrate opposed to the first substrate. The optical sheet is bonded to the second substrate. The prism sheet includes a first surface, which is a flat surface opposed to an upper surface of the optical sheet, and a second surface, which includes a plurality of prisms provided in parallel with each other, and which is located on a side opposite to the first surface. The adhesive bonds the upper surface of the optical sheet and the first surface together.