SO

Sanjyuro Osada

MM Mitsubishi Mining: 1 patents #32 of 234Top 15%
Overall (1989): #59,105 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

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