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:
Nov. 17, 2015
Filed:
Feb. 15, 2011
Shuichi Yamazaki, Tokyo, JP;
Takeshi Kubota, Tokyo, JP;
Yousuke Kurosaki, Tokyo, JP;
Masahiro Fujikura, Tokyo, JP;
Takahide Shimazu, Tokyo, JP;
Shuichi Yamazaki, Tokyo, JP;
Takeshi Kubota, Tokyo, JP;
Yousuke Kurosaki, Tokyo, JP;
Masahiro Fujikura, Tokyo, JP;
Takahide Shimazu, Tokyo, JP;
NIPPON STEEL & SUMITOMO METAL CORPORATION, Tokyo, JP;
Abstract
A non-oriented electrical steel sheet includes: a base iron (); and a tension applying type insulating film () of not less than 1 g/mnor more than 6 g/mon a surface of the base iron (). An oxide layer () containing at least one type of oxide selected from the group consisting of Si, Al, and Cr and having a thickness of not less than 0.01 μm nor more than 0.5 μm is formed on the surface of the base iron ().