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:
Jan. 09, 2001
Filed:
Jul. 30, 1998
Applicant:
Inventors:
Tadahisa Sato, Kanagawa, JP;
Shintaro Hara, Osaka, JP;
Akira Gyoutoku, Osaka, JP;
Hideaki Iwanaga, Osaka, JP;
Takahiro Komatsu, Osaka, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/314 ;
U.S. Cl.
CPC ...
H05B 3/314 ;
Abstract
An organic thin-film electroluminescent (organic EL) element having an improved luminescent efficiency and improved stability is described, which comprises a substrate and, formed thereover, an anode for injecting holes, a cathode for injecting electrons, and at least one organic-compound layer interposed between the anode and the cathode, wherein the organic-compound layer comprises, for example, any of the following organic compounds.