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. 11, 2025
Filed:
Jul. 25, 2023
Device Co., Ltd., Cheonan-si, KR;
Taek Youb Lee, Cheonan-si, KR;
DEVICE CO., Ltd, Cheonan-si, KR;
Abstract
The present invention relates to an ultrasonic cleaning unit with improved cleaning performance, which can improve overall substrate cleaning performance through improvement in the structure of a cleaning head of the ultrasonic cleaning unit, and the ultrasonic cleaning unit includes: a driving unit for receiving external power and vibrating an internal vibrator; and a cleaning head formed to protrude downward from a bottom of the driving unit to be acoustically coupled to the vibrator to transfer high-frequency acoustic energy to a cleaning liquid on a substrate, and an arc section formed to have a curvature corresponding to an outer circle of the substrate is included in an edge of a bottom surface of the cleaning head.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile