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:
Apr. 09, 2024
Filed:
Dec. 24, 2020
Lg Display Co., Ltd., Seoul, KR;
Gyeong-Woo Kim, Seoul, KR;
Hong-Seok Choi, Seoul, KR;
Seung-Ryong Joung, Seoul, KR;
Jun-Ho Lee, Seoul, KR;
Yoon-Deok Han, Yongin-si, KR;
Hee-Su Byeon, Paju-si, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
Discussed is an organic light emitting device in which a light emitting layer includes a host and different kinds of dopants, the fluorescent dopant is formed of a material having energy level properties facilitating thermally activated delayed fluorescence (TADF), and thus energy is concentratedly transferred to the fluorescent dopant so as to increase luminous efficacy of a single color.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile