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. 21, 2005
Filed:
Nov. 18, 2002
Yuko Imamura, Yokohama, JP;
Kimito Sakai, Funabashi, JP;
Akio Amano, Kawasaki, JP;
Katsuyuki Naito, Tokyo, JP;
Yuko Imamura, Yokohama, JP;
Kimito Sakai, Funabashi, JP;
Akio Amano, Kawasaki, JP;
Katsuyuki Naito, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
An electro luminescence display device is provided, including a plurality of pixels arranged in a two dimensional direction, each pixel having a plurality of different kinds of organic electro luminescence elements differing from each other in the color of the emitted light, and each of the organic electro luminescence elements having an anode, a cathode, and a polymer light-emitting layer located between the anode and the cathode, wherein the polymer light-emitting layer emitting light of at least one color includes a nonionic surfactant having a fluorine-substituted alkyl group containing, e.g., an alkyl silyl group.