ST

Satoru Tsukiyama

IC Iwatsu Electric Co.: 2 patents #43 of 212Top 25%
Overall (All Time): #2,349,393 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D285069 Telephone unit Masakazu Tsukamoto 1986-08-12
D277281 Mobile telephone unit Masakazu Tsukamoto 1985-01-22