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:
Feb. 10, 2015
Filed:
Mar. 05, 2009
Masanobu Tanaka, Tsukuba, JP;
Kenta Tanaka, Tsukuba, JP;
Shohgo Yamauchi, Tsukuba, JP;
Hideyuki Higashimura, Tsukuba, JP;
Masanobu Tanaka, Tsukuba, JP;
Kenta Tanaka, Tsukuba, JP;
Shohgo Yamauchi, Tsukuba, JP;
Hideyuki Higashimura, Tsukuba, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
A layered structure including a first electrode and a second electrode, a light-emitting layer or a charge separation layer between the first electrode and the second electrode, and a layer containing a conjugated polymer compound between the light-emitting layer or the charge separation layer and the first electrode, wherein the conjugated polymer compound contains a repeating unit selected from the group consisting of a repeating unit of formula (1).