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:
Jul. 15, 2025
Filed:
Aug. 02, 2022
Disco Corporation, Tokyo, JP;
Yoshikazu Suzuki, Tokyo, JP;
Tomoharu Kihara, Tokyo, JP;
DISCO CORPORATION, Tokyo, JP;
Abstract
A dressing ring includes a ring-shaped dressing member for dressing a processing stone. Preferably, the dressing member has an opening in which a workpiece is arranged when the workpiece is ground. Also preferably, the dressing ring further includes a ring-shaped support plate having an upper surface on which the dressing member is fixed. In addition, a grinding method of the workpiece includes the steps of holding the ring-shaped dressing member on a holding surface of a chuck table, holding the workpiece in the opening of the dressing member such that a back surface of the workpiece is located higher than the upper surface of the dressing member, grinding the workpiece by grinding stones of a grinding wheel, and dressing the grinding stones with the dressing member on the holding surface.