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. 07, 2008
Filed:
Dec. 09, 2005
Applicant:
Nobuhiro Nakamura, Yokohama, JP;
Inventor:
Nobuhiro Nakamura, Yokohama, JP;
Assignee:
OPTREX Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); H01J 63/04 (2006.01); H01L 51/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
An organic EL panelincludes an anode, which is a transparent and conductive, a cathode, and an organic EL multilayer filmsandwiched between the anodeand the cathode, wherein the cathodehas an interface with the organic EL multilayer film, the interface comprising a black material. An organic EL display device includes such an organic EL element.