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:
Sep. 30, 2025
Filed:
Feb. 25, 2020
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 18/32 (2006.01); C23C 18/16 (2006.01); C23C 18/18 (2006.01);
U.S. Cl.
CPC ...
C23C 18/32 (2013.01); C23C 18/1644 (2013.01); C23C 18/1817 (2013.01); C23C 18/1827 (2013.01);
Abstract
A metal material comprising: a base material; an oxide layer disposed on a surface of the base material; and a metal layer disposed on a surface of the oxide layer, wherein the base material includes aluminum, the oxide layer includes aluminum, nickel, and oxygen, the metal layer includes nickel, and an average thickness of the oxide layer is no less than 50 nm and no more than 250 nm.