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:
Oct. 02, 2008
Tetsuya Kosuge, Kawasaki, JP;
Jun Kamatani, Tokyo, JP;
Shigemoto Abe, Tokyo, JP;
Ryota Ooishi, Yokohama, JP;
Kengo Kishino, Kawasaki, JP;
Tetsuya Kosuge, Kawasaki, JP;
Jun Kamatani, Tokyo, JP;
Shigemoto Abe, Tokyo, JP;
Ryota Ooishi, Yokohama, JP;
Kengo Kishino, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention provides a novel binaphthyl compound and an organic light emitting element having a good light emitting efficiency and a high durability at a low driving voltage. An organic light emitting element including an anode and a cathode, and a layer including an organic compound sandwiched between the anode and the cathode, wherein one of the anode and the cathode is transparent or semi-transparent, and the layer including an organic compound includes at least one binaphthyl compound represented by the following general formula [I]:
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile