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:
Sep. 30, 2025
Filed:
Nov. 22, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
An Na Ryu, Yongin-si, KR;
Jin Oh Kwag, Yongin-si, KR;
Jong Hyuk Kang, Yongin-si, KR;
Sung Hoon Kim, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10H 20/831 (2025.01); B05B 7/04 (2006.01); B05B 12/00 (2018.01); H10H 20/01 (2025.01);
U.S. Cl.
CPC ...
H10H 20/831 (2025.01); B05B 7/0408 (2013.01); B05B 12/004 (2013.01); H10H 20/01 (2025.01); H10H 20/032 (2025.01);
Abstract
A display device manufacturing apparatus includes a first reservoir accommodating a solvent; a second reservoir accommodating a light emitting element; a mix chamber accommodating an ink including the solvent and the light emitting element ; a first channel connecting the first reservoir and the mix chamber; a second channel connecting the second reservoir and the mix chamber; and a counter that obtains information on a number of the light emitting elements that are moved in the second channel.