TY

Takafumi Yokoyama

NS Nippon Steel: 4 patents #22 of 435Top 6%
Overall (2022): #38,193 of 548,613Top 7%
4
Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11447848 Steel sheet and manufacturing method of therefor Kohichi Sano, Riki Okamoto, Hiroyuki Kawata, Eisaku Sakurada, Yuji Yamaguchi +5 more 2022-09-20
11377710 Steel sheet and manufacturing method therefor Kohichi Sano, Riki Okamoto, Hiroyuki Kawata, Eisaku Sakurada, Yuji Yamaguchi +5 more 2022-07-05
11332803 High strength hot-dip galvanized steel sheet and production method therefor Yuji Yamaguchi, Masahiro Nakata, Kunio Hayashi, Satoshi Uchida, Takuma KAWANAKA 2022-05-17
11326234 Cold-rolled steel sheet and hot-dip galvanized cold-rolled steel sheet Riki Okamoto, Yuji Yamaguchi, Kazuki Shiokawa, Yuichi Nakahira, Hiroyuki Kawata 2022-05-10