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:
Dec. 01, 2015
Filed:
Nov. 15, 2010
Sung-hun Lee, Yongin, KR;
Gwan-hyoung Lee, Yongin, KR;
Chang-woong Chu, Yongin, KR;
Young-gu Ju, Daegu-si, KR;
Sung-Hun Lee, Yongin, KR;
Gwan-Hyoung Lee, Yongin, KR;
Chang-Woong Chu, Yongin, KR;
Young-Gu Ju, Daegu-si, KR;
Samsung Display Co., Ltd., Gyeonggi-do, KR;
Abstract
An organic light emitting diode (OLED) device is disclosed. In one embodiment, the OLED device includes: i) a substrate and ii) a first thin film formed on the substrate, wherein the first thin film comprises first and second surfaces opposing each other, wherein the first surface contacts the substrate, and wherein a plurality of protrusions and depressions are alternately formed on the second surface of the first thin film. The OLED device may further include a second thin film formed on the protrusions and depressions of the first thin film, a first electrode formed on the second thin film, a light emitting member formed on the first electrode and a second electrode formed on the organic light emitting member.