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:
Dec. 10, 2024
Filed:
Sep. 08, 2021
Samsung Electronics Co., Ltd., Suwon-si, KR;
Joonyong Park, Suwon-si, KR;
Dongho Kim, Seoul, KR;
Hyunjoon Kim, Seoul, KR;
Seogwoo Hong, Yongin-si, KR;
Kyungwook Hwang, Seoul, KR;
Junsik Hwang, Hwaseong-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
Provided is a dispenser for a solution including a reservoir configured to hold a suspension of micro light-emitting diodes (LEDs) suspended in a solvent; a stirrer configured to stir the suspension in the reservoir; a discharge path including a first valve configured to control outflow of the suspension from the reservoir; a filling path including a second valve configured to control inflow of the suspension into the reservoir; a hydraulic path including a third valve configured to control a pressure inside the reservoir; and a washing path connected to the first valve and configured to input a washing fluid for washing the discharge path into the discharge path, wherein the first valve includes a multi-way valve configured to selectively connect the discharge path to one of the reservoir and the washing path.