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:
Dec. 30, 2025

Filed:

Feb. 23, 2021
Applicant:

Screen Holdings Co., Ltd., Kyoto, JP;

Inventors:

Jun Sawashima, Kyoto, JP;

Takahiro Yamaguchi, Kyoto, JP;

Saki Miyagawa, Kyoto, JP;

Kenji Kobayashi, Kyoto, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/67 (2006.01);
U.S. Cl.
CPC ...
H01L 21/6715 (2013.01); H01L 21/67017 (2013.01); H01L 21/67178 (2013.01); H01L 21/6719 (2013.01); H01L 21/67253 (2013.01);
Abstract

A substrate treating apparatus includes a treatment housing, a holder, and a liquid supplying unit. The holder is accommodated in the treatment housing. The holder holds a substrate. The liquid supplying unit is accommodated in the treatment housing. The liquid supplying unit supplies a treating liquid to the substrate held by the holder. The substrate treating apparatus further includes two exhaust pipes. The exhaust pipes are each located on a lateral side of the treatment housing. The exhaust pipes each exhaust gas. The substrate treating apparatus includes a switching mechanism. The switching mechanism is located at a level equal to that of the treatment housing. The switching mechanism switches an exhaust path of the treatment housing to one of the two exhaust pipes.


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