YS

Yasuo Soyama

MK Mitsubishi Kasei: 1 patents #404 of 911Top 45%
📍 Joetsu, JP: #178 of 239 inventorsTop 75%
Overall (All Time): #3,831,214 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5237746 Method of preparing cylindrical aluminum substrate for electrophotographic photoreceptor Motohisa Aoki, Katsuji Sakata 1993-08-24