SS

Sadao SAKAMOTO

SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #3,911,710 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4957776 Method of manufacturing optical disc Masahiro Higuchi, Yoshiharu Uchihara 1990-09-18