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:
Jan. 13, 2026
Filed:
Jul. 28, 2022
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/02 (2006.01);
U.S. Cl.
CPC ...
H01B 1/026 (2013.01);
Abstract
An electrically conductive wire includes a core wire made of metal, and a coating layer made of stainless steel covering a surface of the core wire. The metal constituting the core wire has an electrical conductivity greater than that of the stainless steel. The core wire includes a diffusion layer containing not less than 0.5 mass % Fe, arranged to constitute the surface of the core wire. The diffusion layer has a thickness that is not less than 0.4% and not more than 5% of the diameter of the core wire.