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

Tatsuo Nagata

NS Nippon Steel: 1 patents #103 of 316Top 35%
NC Nippon Steel Chemical: 1 patents #9 of 39Top 25%
Overall (2025): #82,283 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12334563 Ni-plated steel foil for nickel-hydrogen secondary battery current collector, nickel-hydrogen secondary battery current collector, and nickel-hydrogen secondary battery Hiroto Unno, Masahiro Fukuda, Naoki Fujimoto 2025-06-17
12199277 Negative electrode active material, negative electrode, and battery Sukeyoshi Yamamoto, Shunsuke Taniguchi, Takafumi Amino, Akira Taniyama 2025-01-14