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:
May. 28, 2019
Filed:
May. 12, 2015
Sharp Kabushiki Kaisha, Sakai, Osaka, JP;
Shumpei Nishinaka, Sakai, JP;
Tsuyoshi Kamada, Sakai, JP;
Yuhsuke Tsuda, Sakai, JP;
Shun Ueki, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, JP;
Abstract
A lighting device () according to an aspect of the invention includes a lighting unit (); and a mounting unit () for mounting the lighting unit () to a window frame (), in which the lighting unit () includes a lighting sheet () and a frame () supporting a peripheral portion of the lighting sheet (), in which the lighting sheet () includes a base material having optical transparency, a plurality of lighting portions having optical transparency which are provided in a first surface of the base material, and a void portion which is provided between the plurality of lighting portions, and in which a part of the side surface of the lighting portion facing the void portion serves as a reflecting surface reflecting light which is incident to the lighting portion.