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:
Jan. 23, 2001
Filed:
Dec. 29, 1998
Keizo Hirose, Kofu, JP;
Kenji Sekiguchi, Kofu, JP;
Abstract
The substrate washing apparatus of the present invention comprises a film scrub member permeable to liquid, which is moved relatively to a substrate held substantially horizontally while being in contact with the substrate, a supporting portion for supplying the film scrub member, a supply pipe for supplying a cleaning liquid to the substrate through the film scrub member, cleaning liquid supply means for supplying the cleaning liquid to the supply pipe, pressing means for pressing the film scrub member supplied with the cleaning liquid and swollen, to the substrate, and relative moving means for horizontally moving the film scrub member supplied with the cleaning liquid and swollen, relative to the substrate.