SN

Seiichi Nishiyama

SO Sony: 3 patents #57 of 1,124Top 6%
Overall (1994): #8,875 of 165,921Top 6%
3
Patents 1994

Issued Patents 1994

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5337010 Wide-band amplifier apparatus 1994-08-09
5317200 Phase shift circuit apparatus 1994-05-31
5294929 Control system for peripheral devices Hiroshi Numata 1994-03-15