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:
May. 18, 2010
Filed:
Jun. 16, 2006
Takao Taguchi, Tokyo, JP;
Eiichi Kitazume, Tokyo, JP;
Akiko Uchibori, Tokyo, JP;
Toppan Printing Co., Ltd., , JP;
Abstract
One embodiment of the present invention is a manufacturing method of an organic electroluminescent device, the method including: forming a first electrode on a substrate; forming an organic luminescence media layer over the first electrode which emits light by applying a voltage wherein the organic luminescence media layer includes a hole transport layer and an organic luminous layer; and forming a second electrode on the organic luminescence media layer, wherein the method further includes: forming the hole transport layer by applying a polymeric hole transport material, and further forming the organic luminous layer on the hole transport layer by applying an ink including 0.3% by weight 3% by weight of a low molecular organic luminous material having a molecular weight less than or equal to 5000 Daltons.