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:
May. 28, 2002
Filed:
Dec. 13, 1999
Junji Kido, Kitakatsuragi-gun, Nara-ken, JP;
Tokio Mizukami, Kanagawa-ken, JP;
Jun Endoh, Kanagawa-ken, JP;
Kohichi Mori, Kanagawa-ken, JP;
Other;
Abstract
An organic electroluminescent (EL) device including at least one luminescent layer, constituted from an organic compound, between a cathode electrode and an anode electrode, the EL device further comprising an organic layer adjacent to the cathode electrode, in which the organic layer is constituted from a mixed layer of an electron-transporting organic compound and an organic metal complex compound containing at least one of alkali metal ions, alkali earth metal ions and rare earth metal ions, and the cathode electrode is constituted from a metal capable of reducing the metal ion(s) in the complex compound, in a vacuum, to the corresponding metal.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile