YI

Yasufumi Ichikawa

Sumitomo Electric Industries: 3 patents #374 of 4,178Top 9%
Overall (2004): #17,980 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6745016 Automatic gain control method and device Yasushi Iwata 2004-06-01
6708025 Automatic gain control method and apparatus, and radio communications apparatus having automatic gain control function Yasushi Iwata 2004-03-16
6675000 Radio communication apparatus and transmission power control method therein 2004-01-06