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:
Aug. 02, 2011
Filed:
May. 25, 2007
Applicants:
Seiji Yamashita, Kanagawa, JP;
Tadanobu Sato, Kanagawa, JP;
Masashi Shirata, Kanagawa, JP;
Inventors:
Assignee:
Fujifilm Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface emitting-type electroluminescent device capable of being driven by a DC power source and excellent in durability is provided. A surface emitting-type electroluminescent device containing a stacked structure in which a transparent electrical conductor layer, a transparent semiconductor layer and/or a transparent insulator layer, a light-emitting layer and a back electrode layer are arrayed in this order, the transparent electrical conductor layer, the transparent semiconductor layer and the transparent insulator layer each containing a metal oxide.