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. 04, 2019
Filed:
Dec. 05, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Donghoon Kim, Suwon-si, KR;
Dongchan Kim, Gunpo-si, KR;
Wonjong Kim, Suwon-si, KR;
Wonmin Yun, Suwon-si, KR;
Byoungduk Lee, Seongnam-si, KR;
Jihye Lee, Incheon, KR;
Sanghoon Yim, Suwon-si, KR;
Yoonhyeung Cho, Yongin-si, KR;
Youngcheol Joo, Hwaseong-si, KR;
Wonsuk Han, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;
Abstract
An organic light emitting display device includes: a substrate; an organic light emitting element on the substrate; and a thin film encapsulation layer on the organic light emitting element. The thin film encapsulation layer includes a first thin film, a second thin film and a third thin film which are sequentially stacked therein, a refractive index of the second thin film is about 1.7 or greater, and a refractive index of the first thin film and a refractive index of the third thin film are greater than the refractive index of the second thin film by about 0.35 or greater.