HM

Hisayoshi Myojin

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #4,045,031 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4485569 Spud arrangement for a dredge Hiroshi Matsumae, Sumitada Morishita 1984-12-04