SO

Sanjyuro Osada

MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
Overall (All Time): #3,932,143 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4845919 Ear folding apparatus Isao Fujii, Masato Okamoto, Kouichi Yamamoto 1989-07-11