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:
Oct. 29, 1991
Filed:
Jul. 26, 1990
Applicant:
Inventors:
Steven A VanSlyke, Rochester, NY (US);
Ching W Tang, Rochester, NY (US);
Michael E O'Brien, Madison, WI (US);
Chin H Chen, Fairport, NY (US);
Assignee:
Eastman Kodak Company, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ; H05B / ;
U.S. Cl.
CPC ...
428457 ; 25230116 ; 313504 ; 313506 ; 428515 ; 428690 ; 428917 ;
Abstract
An internal junction organic electroluminescent device is disclosed comprising in sequence, an anode, an organic hold injecting and transporting zone, an organic electron injecting and transporting zone, and a cathode. The hole injecting and transporting zone includes a tertiary amine containing at least two tertiary amine moieties and including attached to a tertiary amine nitrogen atom an aromatic moiety containing at least two fused aromatic rings.
Published as:
US5061569A; CA2046135A1; EP0468528A1; JPH05234681A; EP0468528B1; ATE124201T1; DE69110567D1; DE69110567T2; CA2046135C; JP2851185B2;