YO

Yoichi Ohya

SC Sumitomo Metal Mining Co.: 1 patents #1 of 5Top 20%
📍 Funabashi, JP: #19 of 55 inventorsTop 35%
Overall (1982): #21,870 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4338385 Divalent silver oxide cell containing cadmium and tellurium components Tadayoshi Shimizu 1982-07-06