WS

Wataru Sakai

NS Nippon Steel: 1 patents #32 of 216Top 15%
Overall (2002): #93,918 of 266,432Top 40%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6432164 Method for refining molten steel and apparatus therefor Okitomo Kunitake, Norio Omura, Susumu Mukawa, Tadashi Imai 2002-08-13