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:
Mar. 30, 2021
Filed:
Nov. 19, 2019
Sharp Kabushiki Kaisha, Sakai, JP;
Youzou Kyoukane, Sakai, JP;
Takeshi Masuda, Sakai, JP;
Hisashi Watanabe, Sakai, JP;
Hirotoshi Yasunaga, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, JP;
Abstract
[Object] To provide an illumination device that suppresses degradation of display quality by preventing damage of light source elements, a reflection sheet, and an optical sheet; and a display. [Solution] A backlight deviceincludes: an LED substrate; a plurality of LEDsdisposed adjacent to each other on the LED substrate; an optical memberdisposed to face the LEDs; a reflection sheetdisposed on the LED substrateand having a plurality of openings at which the LEDsare disposed; and a support bodyformed at least in a gap between the reflection sheetand the LEDs, at at least one of the plurality of openings, the support bodyprojecting further than the LEDson a side opposite to the LED substrateand supporting the optical member