II

Ikuo Imanishi

Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
Overall (All Time): #1,036,803 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6870241 High frequency switch circuit device Toshifumi Nakatani, Junji Ito 2005-03-22
6859085 Mixer circuit and differential amplifier circuit Daisuke Watanabe, Junji Itoh 2005-02-22
6667657 RF variable gain amplifying device Toshifumi Nakatani, Junji Ito 2003-12-23
6664609 High frequency differential amplification circuit with reduced parasitic capacitance Junji Ito 2003-12-16
5627490 Amplifier circuit Koji Sushihara, Takashi Yamamoto, Tsuyoshi Nakamura, Michinori Kishimoto, Kenichi Ishida 1997-05-06