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. 31, 2002
Filed:
Jan. 10, 2000
Applicant:
Inventors:
Tilman A. Beierlein, Kilchberg, CH;
Eliav Haskal, Zurich, CH;
Heike Riel, Rueschlikon, CH;
Walter Riess, Adliswil, CH;
Paul Seidler, Gattikon, CH;
Samuel Clagett Strite, Adliswil, CH;
Horst Vestweber, Winterscheid, DE;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/326 ;
U.S. Cl.
CPC ...
H05B 3/326 ;
Abstract
An organic light emitting device is provided which includes a cathode ( ), an anode ( ), and an organic electroluminescent region ( ). The anode includes a metal layer ( ), a barrier layer ( ), and an anode modification layer ( ). Light is emitted through the cathode ( ) when a voltage is applied between the anode ( ) and the cathode ( ).