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.:

US 8268650 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 18, 2012

Filed:

Jul. 17, 2009
Applicants:

Kunio Kondo, Chiba, JP;

Kanjiro Sako, Chiba, JP;

Katsumasa Hirose, Chiba, JP;

Inventors:

Kunio Kondo, Chiba, JP;

Kanjiro Sako, Chiba, JP;

Katsumasa Hirose, Chiba, JP;

Assignee:

Showa Denko K.K., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A process for manufacturing sealed organic EL devices includes a step of forming an organic EL layer on a region of an anode-mounted substrate having a substrate and an anode, the region including at least a bonding region in which a sealing member will be bonded and a region which is found inward the bonding region; a step of removing a portion of the organic EL layer which is found at least on the bonding region by applying plasma by a remote plasma method to expose the bonding region; a step of forming a cathode on the organic EL layer to complete an organic EL device; and a step of bonding a sealing member to the exposed bonding region.


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