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. 18, 2021
Filed:
Jul. 22, 2016
Applicants:
Sumitomo Electric Hardmetal Corp., Itami, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
A.l.m.t. Corp., Tokyo, JP;
Inventors:
Makoto Yukawa, Sumoto, JP;
Bunya Suemitsu, Sumoto, JP;
Takuya Kinoshita, Sumoto, JP;
Shigetoshi Sumimoto, Sumoto, JP;
Yutaka Kobayashi, Itami, JP;
Akihiko Ueda, Itami, JP;
Natsuo Tatsumi, Itami, JP;
Yoshiki Nishibayashi, Itami, JP;
Hitoshi Sumiya, Itami, JP;
Assignees:
Sumitomo Electric Hardmetal Corp., Itami, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
A.L.M.T. Corp., Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 16/27 (2006.01); C30B 29/04 (2006.01); C30B 25/20 (2006.01); B21C 3/02 (2006.01); C30B 25/10 (2006.01);
U.S. Cl.
CPC ...
B21C 3/025 (2013.01); B21C 3/02 (2013.01); C23C 16/27 (2013.01); C30B 25/105 (2013.01); C30B 25/20 (2013.01); C30B 29/04 (2013.01);
Abstract
A diamond die includes a diamond provided with a hole for drawing a wire material, the diamond being a CVD single-crystal diamond, an axis of the hole being inclined relative to a normal direction of a crystal plane of the diamond.