YT

Yasuaki Tomiyama

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #1,595,237 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7106869 Condenser microphone Hiroshi Kanda, Shinji Ohyama 2006-09-12
5898577 Wireless transmitter — 1999-04-27
5758268 Transmitter Yoshihiro Murakami 1998-05-26