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.:

US 6945259 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 20, 2005

Filed:

Jun. 30, 2003
Applicants:

Kenji Masui, Kawasaki, JP;

Akio Kosaka, Kawasaki, JP;

Hidehiro Watanabe, Tokyo, JP;

Inventors:

Kenji Masui, Kawasaki, JP;

Akio Kosaka, Kawasaki, JP;

Hidehiro Watanabe, Tokyo, JP;

Assignee:

Kabushiki Kaisha Toshiba, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B06B003/00 ;
U.S. Cl.
CPC ...
Abstract

A substrate cleaning apparatus is provided that includes a cleaning cup for receiving a to-be-cleaned substrate, a table in the cleaning cup, a first, second, and third nozzles, a pure water heating mechanism configured to supply hot pure water, a branch line, a control mechanism, and an open/close valve, provided between the branch line and the pipe, wherein the open/close valve is configured to interrupt emission of hot water from the third nozzle by opening the open/close valve to lower the pressure in the pipe.


Find Patent Forward Citations

Masui, Kenji. (2005). Substrate cleaning method and substrate cleaning apparatus (U.S. Patent No. 6945259). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6945259

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