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:
Nov. 25, 2025
Filed:
May. 19, 2023
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Jaesik Kim, Yongin-si, KR;
Woo Yong Sung, Yongin-si, KR;
Seungho Yoon, Yongin-si, KR;
Hyoung Sub Lee, Yongin-si, KR;
Hyemin Lee, Yongin-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/16 (2006.01); B41J 2/17 (2006.01);
U.S. Cl.
CPC ...
B41J 2/17513 (2013.01); B41J 2/164 (2013.01); B41J 2/1707 (2013.01); B41J 2/17523 (2013.01);
Abstract
An inkjet head includes a nozzle which ejects an ink and includes an inner wall through which the ink passes, a head surface which exposes the nozzle and is connected to first end of the inner wall and an ink supply unit which supplies the ink to the nozzle and includes a flow path connected to a second end of the inner wall opposite to the first end, and the head surface, the inner wall, and the flow path are coated with different coating films, respectively.