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:
May. 01, 2007
Filed:
Aug. 30, 2006
Itsuro Watanabe, Kanagawa, JP;
Takashi Kubo, Kanagawa, JP;
Itsuro Watanabe, Kanagawa, JP;
Takashi Kubo, Kanagawa, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
The present invention is to provide a method and device for polishing a glass substrate, suitable for polishing a large-sized glass substrate. The device for polishing a substrate is adapted so that a substrate is attached to a film stretched on a frame; the frame is installed on a carrier; the carrier and a polishing surface-plate are brought closer relative to each other to polish a surface to be polished of the substrate attached to the film by pressing the substrate to the polishing surface-plate; the frame is removed from the carrier after the completion of the polishing, and the polished substrate is removed from the frame.