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:
Jun. 29, 2004
Filed:
Mar. 26, 2002
Applicant:
Inventors:
Takako Miyake, Saitama, JP;
Kenichi Nagayama, Saitama, JP;
Assignee:
Pioneer Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/322 ;
U.S. Cl.
CPC ...
H05B 3/322 ;
Abstract
An organic electroluminescence (EL) display panel comprising a plurality of EL elements arranged through an insulating film, each of said EL elements including a first display electrode, at least one organic functional layer containing a light emitting layer of organic compound and a second display electrode which are successively stacked on a substrate, wherein said insulating film has an OD value of 0.5 or more in a visible light range.