Inventor
NABESHIMA SEIJI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “NABESHIMA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JFE STEEL CORP
6 patentsUS10876182B2Dec 29, 2020
High-strength seamless steel pipe for oil country tubular goods and method of producing the same
JFE STEEL CORP2 citations72
US10844453B2Nov 24, 2020
High-strength seamless steel pipe for oil country tubular goods and method of producing the same
JFE STEEL CORP2 citations72
US6841123B1Jan 11, 2005
Rust-resistant calcium steel
JFE STEEL CORP3 citations61
US6764528B2Jul 20, 2004
Process for producing high-nitrogen ultralow-carbon steel
JFE STEEL CORP2 citations60
US11008633B2May 18, 2021
Non-oriented electrical steel sheet and production method thereof
JFE STEEL CORP0 citations51
US10920297B2Feb 16, 2021
High-strength seamless steel pipe for oil country tubular goods and method of producing the same
JFE STEEL CORP0 citations51
KAWASAKI STEEL CO
4 patentsUS6120578ASep 19, 2000
Method of producing cluster-free Al-killed steel
KAWASAKI STEEL CO21 citations91
US6117389ASep 12, 2000
Titanium killed steel sheet and method
KAWASAKI STEEL CO20 citations91
US5616188AApr 1, 1997
Method of producing molten aluminum-killed steel for thin steel sheet
KAWASAKI STEEL CO5 citations62
US5879479AMar 9, 1999
Method of making ultra low-carbon steel
KAWASAKI STEEL CO4 citations61