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:
Dec. 27, 2011
Filed:
Nov. 09, 2004
Satoshi Suzuki, Tokyo-To, JP;
Masato Okada, Tokyo-To, JP;
Yoshinobu Kashibuchi, Hiratsuka, JP;
Tohru Kobayashi, Hiratsuka, JP;
Satoshi Suzuki, Tokyo-To, JP;
Masato Okada, Tokyo-To, JP;
Yoshinobu Kashibuchi, Hiratsuka, JP;
Tohru Kobayashi, Hiratsuka, JP;
Dai Nippon Printing Co., Ltd., Shinjuku-Ku, JP;
Abstract
There are provided an organic electroluminescent (EL) element, which can realize the provision of a large screen by the formation of a film through coating in a simple and highly efficient manner, and a display panel using the same. The organic EL element comprises: a pair of opposed electrodes, a cathode and an anode; and an organic compound layer having a single-layer or multi-layer structure held between the pair of opposed electrodes, at least one layer constituting the organic compound layer being a layer containing at least one polymer comprising at least one monomer unit of a specific compound.