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.

Date of Patent:
Jun. 15, 2010

Filed:

Nov. 19, 2007
Applicants:

Shunpei Yamazaki, Setagaya, JP;

Masayuki Sakakura, Ebina, JP;

Masaharu Nagai, Atsugi, JP;

Yutaka Matsuda, Tochigi, JP;

Keiko Saito, Atsugi, JP;

Hisao Ikeda, Atsugi, JP;

Inventors:

Shunpei Yamazaki, Setagaya, JP;

Masayuki Sakakura, Ebina, JP;

Masaharu Nagai, Atsugi, JP;

Yutaka Matsuda, Tochigi, JP;

Keiko Saito, Atsugi, JP;

Hisao Ikeda, Atsugi, JP;

Assignee:

Semiconductor Energy Laboratory Co., Ltd, Atsugi-shi, Kanagawa-ken, unknown;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a highly stable light emitting device having high light-emitting efficiency (light-extraction efficiency) with high luminance and low power consumption, and a method of manufacturing thereof. A partition wall and a heat-resistant planarizing film are formed of a same material so as to be well-adhered to each other, thereby reducing material costs. Either an anode or a cathode is formed on the heat-resistant planarizing film. The partition wall and the heat-resistant planarizing film is adhered to each other without inserting a film having different refractive index therebetween, and therefore reflection of light is not caused in an interface.


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