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:
Dec. 31, 2013
Filed:
Mar. 28, 2012
Takahiro Shimizu, Fujiyoshida, JP;
Koichi Hada, Fujikawaguchiko-machi, JP;
Junji Miyashita, Fujiyoshida, JP;
Kiyokazu Watanabe, Fujikawaguchiko-machi, JP;
Makoto Yasuhara, Fujiyoshida, JP;
Takahiro Shimizu, Fujiyoshida, JP;
Koichi Hada, Fujikawaguchiko-machi, JP;
Junji Miyashita, Fujiyoshida, JP;
Kiyokazu Watanabe, Fujikawaguchiko-machi, JP;
Makoto Yasuhara, Fujiyoshida, JP;
Citizen Electronics Co., Ltd., Yamanashi-Ken, JP;
Citizen Holdings Co., Ltd., Tokyo, JP;
Abstract
A planar light-emitting device includes a first reflecting surface, a rectangular support disposed adjacent to the first reflecting surface, light sources each including a light-emitting surface and disposed along, at least one side portion of the rectangular support, and a lens including a light-receiving surface disposed to face the light-emitting surfaces of the light sources, and configured to introduce light emitted from the light sources into a space that is demarcated by at least the first reflecting surface and the rectangular support.