SN

Shozo Ninomiya

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #3,789,779 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5282772 Simulator for shooting down the rapids Takashi Maeda 1994-02-01