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:
Nov. 26, 2019
Filed:
Jun. 19, 2017
Minebea Mitsumi Inc., Nagano, JP;
MINEBEA MITSUMI INC., Nagano, JP;
Abstract
A planar illumination apparatus according to an embodiment includes a light guide plate that emits light from an emission surface, the light being incident on a lateral surface of the light guide plate; a light source that is arranged on the lateral surface side and has a light emitting surface that emits light to be incident on the lateral surface; a substrate that has two principal surfaces, a surface opposite to the light emitting surface of the light source being mounted on one of the principal surfaces; a frame that has a lateral surface and a floor surface, and accommodates the light guide plate, the light source, and the substrate; and a first coupling member that is arranged between the light guide plate and the floor surface and between the light source and the floor surface, and couples the light guide plate and the light source.