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:
Jun. 30, 2026
Filed:
Jan. 27, 2022
Samsung Display Co., Ltd., Yongin-si, KR;
Won Ho Lee, Suwon-si, KR;
Seung A Lee, Seoul, KR;
Jin Hyuk Jang, Hwaseong-si, KR;
Jong Hyuk Kang, Suwon-si, KR;
Hyun Deok Im, Seoul, KR;
Sang Ho Jeon, Hwaseong-si, KR;
Eun A Cho, Gunpo-si, KR;
Hyun Min Cho, Seoul, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A light-emitting element includes a first semiconductor layer doped with an n-type dopant, a second semiconductor layer doped with a p-type dopant, a light emitting layer disposed between the first semiconductor layer and the second semiconductor layer, and an insulating film that surrounds the first semiconductor layer, the second semiconductor layer, and the light emitting layer. A doping concentration of the first semiconductor layer is in a predetermined range. A display device includes the light-emitting element.