YS

Yoichiro Sano

IC Iwatsu Electric Co.: 1 patents #87 of 212Top 45%
Overall (All Time): #3,957,015 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4763348 Controlled power supply for key telephone system Teruo Matsufuji, Akira Sato 1988-08-09