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:
Nov. 12, 2013
Filed:
Sep. 02, 2011
Yukitami Mizuno, Tokyo, JP;
Isao Amemiya, Machida, JP;
Akiko Hirao, Kawasaki, JP;
Isao Takasu, Tokyo, JP;
Tomoko Sugizaki, Kawasaki, JP;
Akio Amano, Machida, JP;
Yasushi Shinjo, Kawasaki, JP;
Tomoaki Sawabe, Tokyo, JP;
Shintaro Enomoto, Yokohama, JP;
Yukitami Mizuno, Tokyo, JP;
Isao Amemiya, Machida, JP;
Akiko Hirao, Kawasaki, JP;
Isao Takasu, Tokyo, JP;
Tomoko Sugizaki, Kawasaki, JP;
Akio Amano, Machida, JP;
Yasushi Shinjo, Kawasaki, JP;
Tomoaki Sawabe, Tokyo, JP;
Shintaro Enomoto, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to one embodiment, there is provided an organic light-emitting diode including an anode and a cathode which are arranged apart from each other, and an emissive layer interposed between the anode and the cathode and including a host material and an emitting dopant. The host material includes a polymer containing dibenzothiophene backbones represented by the following formula (1) as repeating units: wherein n is an integer of from 20 to 10,000.