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. 03, 2022
Filed:
Jun. 24, 2020
Disco Corporation, Tokyo, JP;
Satoshi Hanajima, Tokyo, JP;
DISCO CORPORATION, Tokyo, JP;
Abstract
A processing apparatus includes a chuck table, a processing unit configured to process a workpiece held on the chuck table, a height measuring unit fitted to the processing unit, the height measuring unit measuring, as height data, heights at a plurality of coordinates of the holding surface measured while a moving unit is moved, a reading unit capable of reading an information medium, and a control unit. The chuck table includes an information medium on which identifying information distinguishing the chuck table is recorded. The control unit includes a height data recording section configured to record the height data and the identifying information in association with each other, and a processing control section configured to control a height of the processing unit during processing on the basis of the height data associated with the identifying information read by the reading unit.