NK

Nobuaki Komatsubara

NS Nippon Steel: 1 patents #103 of 316Top 35%
Overall (2025): #263,483 of 469,880Top 60%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12371765 Seamless steel pipe suitable for use in sour environment Seiya OKADA, Hiroki Kamitani, Yusaku Tomio, Shohei Ikeda, Naoya Shirasawa 2025-07-29