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:
Feb. 15, 2011
Filed:
Dec. 25, 2008
Hidehiro Yoshida, Osaka, JP;
Arinobu Kanegae, Chiba, JP;
Shuhei Nakatani, Osaka, JP;
Keisei Yamamuro, Osaka, JP;
Hidehiro Yoshida, Osaka, JP;
Arinobu Kanegae, Chiba, JP;
Shuhei Nakatani, Osaka, JP;
Keisei Yamamuro, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
Disclosed is an organic EL device which comprises an organic light-emitting layer having a uniform thickness even though the organic light-emitting layer is formed by a coating method. Specifically disclosed is an organic EL device comprising a substrate, an anode arranged on the substrate, an organic light-emitting layer arranged on the anode, and a bank defining an arrangement region for the organic light-emitting layer. A groove is formed on the upper surface of the bank, and the outer or inner edge of the groove defines the border of the organic light-emitting layer.