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:
Aug. 05, 2025

Filed:

Jun. 28, 2021
Applicant:

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

Inventors:

Jun Bo Sim, Yongin-si, KR;

Duk Ki Kim, Yongin-si, KR;

Hyo Jin Ko, Yongin-si, KR;

Chang Hee Lee, Yongin-si, KR;

Jae Kook Ha, Yongin-si, KR;

Na Mi Hong, Yongin-si, KR;

Jong Hyuk Kang, Yongin-si, KR;

Won Ho Lee, Yongin-si, KR;

Hyun Deok Im, Yongin-si, KR;

Eun A Cho, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/52 (2014.01); C09D 11/033 (2014.01); H01L 25/075 (2006.01); H10H 20/84 (2025.01); H10H 29/03 (2025.01); H10H 29/14 (2025.01); H10H 29/37 (2025.01); H10H 29/49 (2025.01); H10H 29/80 (2025.01);
U.S. Cl.
CPC ...
C09D 11/52 (2013.01); C09D 11/033 (2013.01); H01L 25/0753 (2013.01); H10H 20/84 (2025.01); H10H 29/03 (2025.01); H10H 29/142 (2025.01); H10H 29/37 (2025.01); H10H 29/49 (2025.01); H10H 29/922 (2025.01);
Abstract

An ink for manufacturing a display device includes a solvent; and light emitting elements disposed in the solvent, wherein the light emitting elements include a first semiconductor layer including a first type of semiconductor and a second semiconductor layer including a second type of semiconductor, and an electrical conductivity of the ink is about 1.5 μS/m or less. Also provided are a method of manufacturing a display device using the ink and a display device manufactured by the method.


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