KO

Katsuyuki Oshiba

SO Sony: 3 patents #10,744 of 25,231Top 45%
Overall (All Time): #1,630,123 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6118989 High frequency variable gain amplifier device and wireless communications terminal Masayoshi Abe 2000-09-12
5903854 High-frequency amplifier, transmitting device and receiving device Masayoshi Abe, Tomoya Yamaura 1999-05-11
5239126 High-frequency circuit package 1993-08-24