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:
Sep. 14, 2010
Filed:
May. 01, 2001
Masayuki Mishima, Kanagawa, JP;
Masayuki Mishima, Kanagawa, JP;
Fujifilm Corporation, Tokyo, JP;
Abstract
A light-emitting device which can effectively be utilized as a surface light source for a full-color display, a back light or an illumination light source, or as a light source array in a printer, which shows an excellent light-emitting efficiency and light-emitting luminance, and which is particularly excellent as a white light source showing an excellent light-emitting efficiency and light-emitting luminance. The light-emitting device comprises a substrate having provided thereon at least an anode, an organic compound layer including a light-emitting layer, and a cathode, in which the light-emitting layer contains two or more different kinds of light-emitting materials, with at least one of the light-emitting materials being an orthometallated complex.