SY

Sumio Yoshimura

SC Sun Dengyosha Co.: 2 patents #1 of 4Top 25%
Overall (All Time): #2,368,189 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4354078 Illuminating type push button switch — 1982-10-12
4354079 Illuminating type push button switch — 1982-10-12