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. 17, 2012
Filed:
Dec. 03, 2007
Mamoru Ishizaki, Tokyo, JP;
Norimasa Sekine, Tokyo, JP;
Manabu Ito, Tokyo, JP;
Eiichi Kitazume, Tokyo, JP;
Mamoru Ishizaki, Tokyo, JP;
Norimasa Sekine, Tokyo, JP;
Manabu Ito, Tokyo, JP;
Eiichi Kitazume, Tokyo, JP;
Toppan Printing Co., Ltd., , JP;
Abstract
One embodiment of the present invention is a color EL display characterized in that at least color filters, a thin film transistor circuit, an organic EL layer, and a common electrode are laminated in this order on a transparent substrate. Another embodiment of the invention is a method for producing a color EL display comprising the steps of forming color filters on a transparent substrate; forming a thin film transistor circuit; forming an organic EL layer; and forming a common electrode, wherein a process temperatures of the steps of forming the thin film transistor circuit and subsequent steps are 200° C. or less.