SM

Shigehisa Maruyama

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #1,280,240 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6088989 Framing member Yoshitaka Matsu, Tetsufumi Shibata 2000-07-18
5252903 Motor control circuit for autofocus unit 1993-10-12
4828360 Drive motor for camera lens assembly 1989-05-09
4785210 Linear motor Hideo Niikura 1988-11-15