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:
Dec. 15, 2015
Filed:
Jun. 29, 2010
Koichi Nakagawa, Tokyo, JP;
Takeshi Yokota, Tokyo, JP;
Kazuhiro Seto, Tokyo, JP;
Satoshi Kinoshiro, Tokyo, JP;
Yuji Tanaka, Tokyo, JP;
Katsumi Yamada, Tokyo, JP;
Tetsuya Mega, Tokyo, JP;
Katsumi Nakajima, Tokyo, JP;
Koichi Nakagawa, Tokyo, JP;
Takeshi Yokota, Tokyo, JP;
Kazuhiro Seto, Tokyo, JP;
Satoshi Kinoshiro, Tokyo, JP;
Yuji Tanaka, Tokyo, JP;
Katsumi Yamada, Tokyo, JP;
Tetsuya Mega, Tokyo, JP;
Katsumi Nakajima, Tokyo, JP;
JFE Steel Corporation, , JP;
Abstract
A high-strength steel sheet includes a composition containing, in mass percent, 0.08% to 0.20% of carbon, 0.2% to 1.0% of silicon, 0.5% to 2.5% of manganese, 0.04% or less of phosphorus, 0.005% or less of sulfur, 0.05% or less of aluminum, 0.07% to 0.20% of titanium, and 0.20% to 0.80% of vanadium, the balance being iron and incidental impurities.