FK

Fumiko Koyama

RK Riso Kagaku: 1 patents #321 of 551Top 60%
📍 Ibaraki, JP: #4,343 of 6,779 inventorsTop 65%
Overall (All Time): #3,669,154 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5992316 Stencil sheet unit and method of making print stencil using the same Satoru Komata 1999-11-30