TT

Tsuneo Tsukahara

NT NTT: 8 patents #658 of 4,871Top 15%
NT Nippon Telephone And Telegraph: 1 patents #8 of 84Top 10%
Overall (All Time): #582,995 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7545845 Wireless communication system, wireless transmitter, wireless receiver, wireless communication method, wireless transmission method and wireless reception method Kenji Suzuki, Mamoru Ugajin 2009-06-09
7430233 Spread-spectrum demodulator Kenji Suzuki, Mamoru Ugajin 2008-09-30
6871057 Mixer circuit Mamoru Ugajin 2005-03-22
6759912 Phase locked loop Akihiro Yamagishi 2004-07-06
6549074 Transconductance amplifier, filter using the transconductance amplifier and tuning circuitry for transconductance amplifier in the filter Mamoru Ugajin 2003-04-15
6516186 Image-rejection receiver Akihiro Yamagishi, Mitsuru Harada 2003-02-04
6369633 Quadrature signal generation system 2002-04-09
6239645 Complementary tuned mixer Mitsuru Harada 2001-05-29
5714896 Fractional-N frequency divider system Tadao Nakagawa, Masao Suzuki, Tsutomu Kamoto 1998-02-03