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:
Jan. 15, 2013
Filed:
Jul. 18, 2008
Makoto Sasaki, Tsukuba, JP;
Shinichi Morishima, Tsukuba, JP;
Norihito Ito, Misato, JP;
Sumitomo Chemical Company, Limited, Tokyo, JP;
Abstract
The present invention provides a method for manufacturing an organic EL device. When an organic EL element which is composed of a pair of electrodes in which at least one of the electrodes is transparent or translucent, and an organic EL layer which comprises a light-emitting layer held between the electrodes, and a sealing layer which includes at least one layer of inorganic film being in contact with the organic EL element and which seals the organic EL element are formed on a substrate, a first sealing film which is included in the sealing layer and in contact with the organic EL element is formed by the facing target sputtering method, and the other inorganic film which is included in the sealing layer is formed by any method other than the facing target sputtering method.