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:
Mar. 10, 2026

Filed:

Mar. 03, 2020
Applicant:

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

Inventors:

Jae Hoon Jung, Seoul, KR;

Hee Yeon Yoo, Hwaseong-si, KR;

Hye Jung Hong, Cheonan-si, KR;

Hyo Jin Ko, Seoul, KR;

Duk Ki Kim, Suwon-si, KR;

Jun Bo Sim, Seongnam-si, KR;

Sung Chan Jo, Seoul, KR;

Jong Hyuk Kang, Suwon-si, KR;

Keun Kyu Song, Seongnam-si, KR;

Hyun Min Cho, Seoul, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/50 (2014.01); H01L 25/075 (2006.01); H01L 33/00 (2010.01); H10H 20/01 (2025.01); H10K 71/40 (2023.01);
U.S. Cl.
CPC ...
C09D 11/50 (2013.01); H01L 25/0753 (2013.01); H10H 20/01 (2025.01); H10K 71/441 (2023.02);
Abstract

A method for manufacturing a display device comprises the steps of: spraying, on a target substrate having a first electrode and a second electrode formed thereon, an element ink comprising a first element solvent and light-emitting elements dispersed in the first element solvent; forming a second element solvent in which at least some bonds of the first element solvent are decomposed by irradiating light to the first element solvent and mounting the light-emitting elements on the first electrode and the second electrode; and removing the second element solvent.


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