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. 06, 2026
Filed:
Jul. 05, 2023
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Chang Yeon Kim, Gyeonggi-do, KR;
Jong Hyeon Chae, Gyeonggi-do, KR;
Jong Ming Jang, Gyeonggi-do, KR;
Ho Joon Lee, Gyeonggi-do, KR;
Seong Gyu Jang, Gyeonggi-do, KR;
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Abstract
A light emitting device including a first LED sub-unit, a second LED sub-unit disposed under the first LED sub-unit, a third LED sub-unit disposed under the second LED sub-unit, a first ohmic electrode interposed between the first LED sub-unit and the second LED sub-unit, and in ohmic contact with the first LED sub-unit, a second ohmic electrode interposed between the second LED sub-unit and the third LED sub-unit, and in ohmic contact with the second LED sub-unit, a third ohmic electrode interposed between the second ohmic electrode and the third LED sub-unit, and in ohmic contact the third LED sub-unit, a plurality of electrode pads disposed on the first LED sub-unit, in which at least one of the first ohmic electrode, the second ohmic electrode, and the third ohmic electrode has a patterned structure.