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:
Dec. 18, 2012
Filed:
Oct. 19, 2010
Applicants:
Koji Shigemura, Sagamihara, JP;
Chang Ho Kang, Yangsan, KR;
Inventors:
Koji Shigemura, Sagamihara, JP;
Chang Ho Kang, Yangsan, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
An evaporation mask, a method of manufacturing an organic electroluminescent device using the evaporation mask, and an organic electroluminescent device manufactured by the method are provided. The evaporation mask is formed of a thin film and is drawn taut by application of tension. The evaporation mask includes at least one mask unit, the mask unit including a plurality of main apertures, and a plurality of first dummy apertures formed adjacent to outermost ones of the main apertures in a direction in which tension is applied to the evaporation mask.