Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
TY

Takafumi Yokoyama

NS Nippon Steel: 2 patents #54 of 316Top 20%
Overall (2025): #81,754 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12305266 High-strength steel plate having excellent formability, toughness and weldability, and production method of same Hiroyuki Kawata, Eisaku Sakurada, Kohichi Sano 2025-05-20
12281392 Hot dip galvanized steel sheet and method for producing same Hiroyuki Kawata, Kunio Hayashi, Yuji Yamaguchi, Satoshi Uchida 2025-04-22