JT

Jun-ichi Tsumura

HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #3,829,193 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5230236 Rolling mill driving mechanism Mitsuru Nakamura, Yutaka Toda, Yukio Noguchi, Toshihiro Ishibashi, Ichizo Taguchi 1993-07-27