SK

Shigeru Kataoka

Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Overall (All Time): #1,032,153 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7282979 Phase shifting device Takatoshi Tanaka, Mitsuru Tanabe 2007-10-16
7190934 Reflected power suppression circuit Shingo Matsuda, Ichiro Kato 2007-03-13
7102445 Power amplifier module Kazutaka Yamazaki, Ichiro Kato 2006-09-05
5204553 Field effect transistor circuit Shoichi Shimizu 1993-04-20
5160858 Field-effect transistor circuit Shoichi Shimizu 1992-11-03