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. 12, 2023
Filed:
Jun. 25, 2020
Applicants:
Citizen Electronics Co., Ltd., Fujiyoshida, JP;
Citizen Watch Co., Ltd., Tokyo, JP;
Inventors:
Takumi Miyashita, Fujiyoshida, JP;
Ryo Tamura, Yamanashi, JP;
Takahiro Shimizu, Fujiyoshida, JP;
Takuma Horiuchi, Otsuki, JP;
Ryo Matsuura, Yamanashi, JP;
Assignees:
Citizen Electronics Co., Ltd., Fujiyoshida, JP;
Citizen Watch Co., Ltd., Nishitokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/009 (2013.01); G02B 6/0068 (2013.01);
Abstract
A linear light-emitting device including a substrate extending while being curved in a predetermined direction, a plurality of light-emitting elements arranged on the substrate in a predetermined direction, and a seal for sealing the plurality of light-emitting elements, wherein a luminance of a specific part of the substrate is higher than that of the other parts of the substrate.