RO

Riki Okamoto

NS Nippon Steel: 3 patents #30 of 421Top 8%
Overall (2021): #66,046 of 548,734Top 15%
3
Patents 2021

Issued Patents 2021

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11198929 Hot rolled steel sheet and method for producing same Takeshi Toyoda, Tetsuya Hirashima 2021-12-14
11174529 High-strength steel sheet and method of manufacturing the same Yoshinari Ishida, Yoshihiro Suwa, Takafumi Yokoyama 2021-11-16
11118252 Galvannealed steel sheet Kohichi Sano, Hiroyuki Kawata, Yuji Yamaguchi, Satoshi Uchida, Yoshinori Imai 2021-09-14