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:
Sep. 15, 2026
Filed:
Oct. 06, 2023
Applicant:
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Inventor:
Hong Jae Yoo, Gyeonggi-do, KR;
Assignee:
Seoul Viosys Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10H 20/811 (2025.01); H10H 20/812 (2025.01); H10H 20/821 (2025.01); H10H 20/825 (2025.01);
U.S. Cl.
CPC ...
H10H 20/812 (2025.01); H10H 20/821 (2025.01);
Abstract
A light emitting device and a light emitting apparatus including the same are disclosed. The light emitting apparatus includes a light emitting device and a circuit substrate on which the light emitting device is mounted. The light emitting device includes a first conductivity type semiconductor layer, an active layer disposed on the first conductivity type semiconductor layer, and a second conductivity type semiconductor layer disposed on the active layer, wherein the active layer includes a plurality of sub-active layers having different energy bandgaps.