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 11678559 B1

Date of Patent:

Jun. 13, 2023

Filed:

Sep. 24, 2020

Mask assembly and method of manufacturing mask assembly of display device having first and second masks with a support coupled to the second mask

Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Minho Moon, Yongin-si, KR;

Jinoh Kwag, Yongin-si, KR;

Inbae Kim, Yongin-si, KR;

Seungyong Song, Yongin-si, KR;

Duckjung Lee, Yongin-si, KR;

Hyeyong Chu, Yongin-si, KR;

Assignee:

Samsung Display Co., Ltd., Yongin-si, KR;

Attorney:

H.C. Park & Associates, PLC

Primary Examiner:

Caleb E Henry

Int. Cl.

CPC ...

H10K 71/00 (2023.01); H10K 71/16 (2023.01); C23C 14/04 (2006.01); H01L 51/56 (2006.01); H01L 51/00 (2006.01);

U.S. Cl.

CPC ...

H01L 51/56 (2013.01); H01L 51/0011 (2013.01); C23C 14/042 (2013.01);

Abstract

An apparatus for manufacturing a display device includes: a mask assembly, wherein the mask assembly includes: a mask frame including an open area; a first mask disposed on the mask frame, the first mask including at least one opening; a second mask disposed on the first mask, the second mask including a mesh portion having a mesh shape and a blocking member to shield a portion of the mesh portion; and a first support supporting a display substrate on the second mask and separating the display substrate from the second mask, wherein the blocking member overlaps the opening.

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