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. 06, 2018
Filed:
Nov. 06, 2017
Minebea Mitsumi Inc., Nagano, JP;
Takashi Edamitsu, Fukuroi, JP;
Makoto Furuta, Fukuroi, JP;
MINEBEA MITSUMI INC., Nagano, JP;
Abstract
A planar lighting device includes: a board that includes a strip-shaped section, and an external connection section, which protrudes from the central part of the strip-shaped section in a lateral direction of the strip-shaped section, and that is provided with an installation surface; and light source units that are provided with a plurality of light sources connected in series, that are each provided with a first electrode and a second electrode on both end sides, and that are arranged side by side on the installation surface at the strip-shaped section of the board in a longitudinal direction. Furthermore, the single external connection section is provided for the light source units, and the first electrodes in all the light source units, related to the single external connection section, are located farther from the external connection section than the second electrodes in the light source units.