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:
Apr. 07, 2026
Filed:
Nov. 16, 2022
Jfe Steel Corporation, Tokyo, JP;
Kazuaki Tsuchimoto, Tokyo, JP;
Kento Watanabe, Tokyo, JP;
Takeshi Matsuda, Tokyo, JP;
Yoichi Makimizu, Tokyo, JP;
Katsuya Hoshino, Tokyo, JP;
Wataru Baba, Tokyo, JP;
Taiyo Asakawa, Tokyo, JP;
JFE Steel Corporation, Tokyo, JP;
Abstract
A galvanized steel sheet is disclosed. The galvanized steel sheet has an arithmetic average roughness Ra of a surface of the steel sheet of 0.5 μm to 2.5 μm, and has concave and convex portions on the surface thereof, in which there are flattened portions in the convex portions, in which the number of valleys between the convex portions having a valley width of 0.1 mm or more and a maximum depth of 2.0 μm or more is 50 or more and less than 100 per 25 mm on a straight line, and in which, in the flattened portions in the convex portions, the number of concave and convex portions having a height difference of 0.3 μm or more is less than 20 per 2.5 mm on a straight line.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile