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. 20, 2021
Filed:
Oct. 11, 2018
Semes Co., Ltd., Chungcheongnam-do, KR;
Kwangsup Kim, Chungcheongnam-do, KR;
SEMES CO. LTD., Chungcheongnam-do, KR;
Abstract
Disclosed are a substrate treating apparatus and a method for inspecting a treatment liquid nozzle. The substrate treating apparatus includes a support member configured to support a substrate, a treatment liquid nozzle configured to discharge a treatment liquid to the substrate located on the support member, a light source configured to irradiate light to a point of the substrate, to which the treatment liquid is discharged, a camera configured to photograph the point of the substrate, to which the treatment liquid is discharged, and a controller configured to determine, through an image captured by the camera, whether a crown is generated when the treatment liquid collides with the substrate.