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.

Date of Patent:
Feb. 06, 2024

Filed:

Oct. 05, 2020
Applicant:

C. Uyemura & Co., Ltd., Osaka, JP;

Inventors:

Tomoji Okuda, Osaka, JP;

Daisuke Matsuyama, Osaka, JP;

Masayuki Kiso, Osaka, JP;

Daisuke Hashimoto, Osaka, JP;

Akira Okada, Osaka, JP;

Keita Taniguchi, Osaka, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23C 18/16 (2006.01); B05C 3/04 (2006.01); B01F 35/32 (2022.01); B01F 31/44 (2022.01); C25D 21/10 (2006.01); B05C 3/02 (2006.01); C25D 17/00 (2006.01); C25D 17/02 (2006.01);
U.S. Cl.
CPC ...
C23C 18/1628 (2013.01); B01F 35/325 (2022.01); B05C 3/02 (2013.01); B05C 3/04 (2013.01); C23C 18/1683 (2013.01); C25D 17/00 (2013.01); C25D 17/02 (2013.01); C25D 21/10 (2013.01);
Abstract

A surface treatment device includes at least one paddle in a plate shape, in a surface treatment tank, for stirring a surface treatment solution near a substrate by reciprocally moving the paddle with respect to the substrate. The paddle is configured by integrally forming multiple square bars provided in a depth direction or a horizontal direction of the surface treatment solution at regular intervals along the substrate. A liquid draining member for draining a liquid is arranged in at least one side of an end of the paddle.


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