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:
Mar. 24, 2009
Filed:
Oct. 06, 2003
Seishi Miura, Sagamihara, JP;
Hidemasa Mizutani, Sagamihara, JP;
Shigeki Kondo, Hiratsuka, JP;
Masahiro Fushimi, Zama, JP;
Takashi Moriyama, Yokohama, JP;
Seishi Miura, Sagamihara, JP;
Hidemasa Mizutani, Sagamihara, JP;
Shigeki Kondo, Hiratsuka, JP;
Masahiro Fushimi, Zama, JP;
Takashi Moriyama, Yokohama, JP;
Canon Kabushiki Kaisha, Toyko, JP;
Abstract
A multicolor light-emitting device includes a plurality of organic EL devices each having two or more different luminescent colors. The multicolor light-emitting device includes a plurality of organic EL devices each having an organic compound layer including a light-emitting layerbetween a reflecting electrodeand a transparent electrodeThe plurality of organic EL devices each has two or more different emission spectra, wherein light-emitting regions in the light-emitting layer of the organic EL devices each having different emission spectra are located in different positions in the layer thickness direction corresponding to the different emission spectra.