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:
Feb. 05, 2019
Filed:
Feb. 10, 2017
Applicant:
Toshiba Memory Corporation, Minato-ku, Tokyo, JP;
Inventors:
Assignee:
TOSHIBA MEMORY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 53/00 (2006.01); B24B 53/017 (2012.01); H01L 21/306 (2006.01);
U.S. Cl.
CPC ...
B24B 53/017 (2013.01); H01L 21/30625 (2013.01);
Abstract
According to one embodiment, a dresser includes a base metal plate, and a plurality of chip portions that are provided on the base metal plate. Each chip portion includes a Si substrate having a projection at an upper portion thereof and a diamond layer provided on the projection of the Si substrate.