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:
Jan. 05, 2021
Filed:
Mar. 23, 2018
Applicants:
Feng-wen Yen, Taipei, TW;
Wen-feng Hsiao, Nantou, TW;
Inventors:
Feng-Wen Yen, Taipei, TW;
Wen-Feng Hsiao, Nantou, TW;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07F 15/00 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0085 (2013.01); C07F 15/0033 (2013.01); C09K 11/06 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); C09K 2211/1033 (2013.01); C09K 2211/1037 (2013.01); C09K 2211/1048 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/185 (2013.01); H01L 51/5016 (2013.01);
Abstract
The present invention discloses an iridium complex of formula (1) below and an organic electroluminescence device employing the iridium complex as the phosphorescent dopant material. The organic EL device can display good performance, such as reduced driving voltage, increased current efficiency, and longer half-life time.
Yen, Feng-Wen. (2021). Iridium complex and organic electroluminescence device using the same (U.S. Patent No. 10886477). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10886477
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile