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:
Oct. 18, 2016
Filed:
Feb. 18, 2016
Disco Corporation, Tokyo, JP;
Naotoshi Kirihara, Tokyo, JP;
DISCO CORPORATION, Tokyo, JP;
Abstract
A divider which divides a wafer having a division start points formed along the scheduled divisions into a plurality of device chips. The divider includes a placement table on which a wafer is placed, and division unit adapted to divide the wafer on the placement table into a plurality of device chips starting from the division start points. The placement table includes: a plurality of spherical bodies having the same diameter; a container that accommodates the plurality of spherical bodies in close contact with each other; and a placement surface formed by connecting vertices of spherical surfaces of the plurality of spherical bodies that are accommodated in close contact with each other.