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:
Aug. 21, 2018
Filed:
Aug. 31, 2017
Epistar Corporation, Hsinchu, TW;
Chien-Kai Chung, Hsinchu, TW;
Po-Shun Chiu, Hsinchu, TW;
Hsin-Ying Wang, Hsinchu, TW;
De-Shan Kuo, Hsinchu, TW;
Tsun-Kai Ko, Hsinchu, TW;
Yu-Ting Huang, Hsinchu, TW;
EPISTAR CORPORATION, Hsinchu, TW;
Abstract
A light-emitting device includes: a rectangular shape with a 1side, a 2side opposite to the 1side, and a 3side connecting the 1and the 2sides; a first electrode pad formed adjacent to the 3side; a second electrode pad formed adjacent to the 2side; a first extension electrode, extending from the first electrode pad in a direction away from the 3side and bended toward the 2side; and a second extension electrode, including a first and a second branches respectively extending from the second electrode pad; wherein a distance between the first electrode pad and the 3side is smaller than a distance between the second electrode pad and the 3side; wherein an end portion of the first branch includes a first arc bending to the 3side and a minimum distance between the first branch and the 1side is smaller than a minimum distance between the second branch and the 1side.