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. 20, 2011
Filed:
Oct. 31, 2007
Akira Tsuboyama, Machida, JP;
Kazunori Ueno, Ebina, JP;
Takayuki Teshima, Yokohama, JP;
Koichi Suzuki, Yokohama, JP;
Akira Tsuboyama, Machida, JP;
Kazunori Ueno, Ebina, JP;
Takayuki Teshima, Yokohama, JP;
Koichi Suzuki, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An object of the present invention is to provide a light emitting device having high luminous efficiency and high stability. The light emitting device includes two electrodes and a light emitting layer interposed between the two electrodes, in which the light emitting layer contains luminous nanoparticles, and the luminous nanoparticles each have a particle diameter smaller than a thickness of the light emitting layer, and each include a metal coordination compound having a ligand formed of an organic compound.