KK

Keiichi Katahira

NS Nippon Steel: 1 patents #57 of 282Top 25%
Overall (1989): #88,561 of 140,708Top 65%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4854371 Twin belt type continuous casting machine Kiyomi Shio, Noriyuki Kanai 1989-08-08