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:
Oct. 13, 2020
Filed:
May. 22, 2017
Citizen Electronics Co., Ltd., Yamanashi-ken, JP;
Citizen Watch Co., Ltd., Tokyo, JP;
Takashi Iino, Yamanashi-ken, JP;
Sadato Imai, Yamanashi-ken, JP;
CITIZEN ELECTRONICS CO., LTD., Yamanashi-Ken, JP;
CITIZEN WATCH CO., LTD., Tokyo, JP;
Abstract
An LED lighting device capable of discharging heat generated from a light emitting element to the outside the LED lighting device. An LED lighting device includes: a plurality of light emitting elements; a mounted substrate on which the light emitting elements are mounted; and an electrode portion configured to supply a current to the light emitting elements from outside the LED lighting device. On the mounted substrate, a wiring substrate is located. On the upper surface of the mounted substrate, the mounted substrate includes: a light emitting region in which the plurality of light emitting elements are mounted; an exposed region which is located on the outer side of the light emitting region and through which the upper surface of the mounted substrate is exposed; and a wiring region which is located on the outer side of the light emitting region and in which the wiring substrate is located.