HK

Hisayoshi Koujin

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #3,792,212 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5291770 Roll crossing apparatus for cross-rolling mill Kazuhiko Horie, Yutaka Matsuda, Tadashi Hiura, Yoshiki Mito 1994-03-08