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. 30, 2025
Filed:
Feb. 12, 2024
Samsung Electronics Co., Ltd., Suwon-si, KR;
Donghoon Kwon, Suwon-si, KR;
Jaemin Jung, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A wafer cleaning apparatus includes a wafer roller rotating a wafer around a first direction parallel to a normal direction of a first surface of the wafer, a first brush facing the first surface of the wafer, a second brush facing a second surface of the wafer opposite to the first surface, a first cleaning tank disposed apart from the first brush and movable to accommodate at least a portion of the first brush, and a second cleaning tank disposed apart from the second brush and movable to accommodate at least a portion of the second brush. The first and second cleaning tanks include a first solution injection member connected to a first solution supply pipe and a second solution injection member connected to a second solution supply pipe, respectively. Each of the first and second solution injection members includes a bubble generating filter having a plurality of through-holes.