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:
Aug. 11, 2020
Filed:
Jan. 18, 2017
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Sumitomo Electric Hardmetal Corp., Itami-shi, JP;
Takuya Nohara, Itami, JP;
Natsuo Tatsumi, Itami, JP;
Yoshiki Nishibayashi, Itami, JP;
Hitoshi Sumiya, Itami, JP;
Yutaka Kobayashi, Itami, JP;
Akihiko Ueda, Itami, JP;
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Sumitomo Electric Hardmetal Corp., Itami-shi, JP;
Abstract
Provided is a method for manufacturing a single-crystal diamond, the method including the steps of: forming a protective film on at least a part of a surface of an auxiliary plate; preparing a diamond seed crystal substrate; disposing an auxiliary plate with a protective film that has the protective film formed on the auxiliary plate, and a diamond seed crystal substrate in a chamber; and growing a single-crystal diamond on a principal surface of the diamond seed crystal substrate by a chemical vapor deposition method while introducing a carbon-containing gas into the chamber.