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. 19, 2018
Filed:
Jun. 10, 2015
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Dong Chan Kim, Hwaseong-si, KR;
Won Jong Kim, Suwon-si, KR;
Eung Do Kim, Seoul, KR;
Dong Kyu Seo, Suwon-si, KR;
Da Hea Im, Incheon, KR;
Sang Hoon Yim, Suwon-si, KR;
Chang Woong Chu, Hwaseong-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin, Gyeonggi-do, KR;
Abstract
An organic light emitting diode, including a first electrode and a second electrode facing each other; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, the electron injection layer including a metal having a work function of 4.0 eV or less and a dipole material including a first component and a second component having different polarities.