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:
Apr. 23, 2024
Filed:
May. 06, 2022
Applicant:
Semes Co., Ltd., Chungcheongnam-do, KR;
Inventors:
Assignee:
SEMES CO., LTD., Cheonan-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 13/00 (2006.01); B08B 3/12 (2006.01); B08B 5/02 (2006.01);
U.S. Cl.
CPC ...
B08B 3/123 (2013.01); B08B 5/023 (2013.01);
Abstract
A substrate treatment apparatus includes: a first bath storing a cleaning solution and having a first opening formed in an upper surface thereof; and a first ultrasonic oscillator installed in the first bath and providing ultrasonic waves toward a surface of the cleaning solution exposed by the first opening to form a water film protruding from the surface of the cleaning solution, wherein a substrate is not immersed in the first bath, and a surface of the substrate is placed adjacent to the first opening and cleaned by the water film.