KO

Kazuya Ootsuka

NS Nippon Steel: 2 patents #58 of 421Top 15%
Overall (2021): #142,944 of 548,734Top 30%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10900100 Hot rolled steel sheet Tatsuo Yokoi, Nobuo Yoshikawa, Shigeru Yonemura 2021-01-26
10894996 Hot rolled steel sheet Tatsuo Yokoi, Nobuo Yoshikawa, Shigeru Yonemura 2021-01-19