SN

Shoichi Narahashi

ND Ntt Docomo: 67 patents #35 of 1,706Top 3%
NN Ntt Mobile Communications Network: 5 patents #45 of 253Top 20%
NT NTT: 2 patents #2,095 of 4,871Top 45%
JC Japan Radio Co.: 1 patents #56 of 178Top 35%
Overall (All Time): #27,296 of 4,157,543Top 1%
73
Patents All Time

Issued Patents All Time

Showing 26–50 of 73 patents

Patent #TitleCo-InventorsDate
8073407 Radio communication device and power supplying method for radio communication device Atsushi Fukuda, Hiroshi Okazaki 2011-12-06
7978027 Coplanar waveguide resonator and coplanar waveguide filter using the same Kei Satoh, Daisuke Koizumi 2011-07-12
7978018 Non-reciprocal circuit device Takayuki Furuta, Hiroshi Okazaki 2011-07-12
7948311 Power series predistorter and control method thereof Yasunori Suzuki, Junya Ohkawara 2011-05-24
7907678 Power series predistorter and control method thereof Shinji Mizuta, Yasunori Suzuki 2011-03-15
7902922 Feedforward amplifier and control method thereof Yasunori Suzuki 2011-03-08
7825754 Variable resonator Kunihiro Kawai, Atsushi Fukuda, Hiroshi Okazaki 2010-11-02
7821351 Irreversible circuit element Takayuki Furuta, Atsushi Fukuda, Hiroshi Okazaki 2010-10-26
7795965 Cryogenic receiving amplifier and amplifying method Yasunori Suzuki 2010-09-14
7774034 Signal switching device Kunihiro Kawai, Daisuke Koizumi, Kei Satoh, Tetsuo Hirota 2010-08-10
7764147 Coplanar resonator and filter using the same Daisuke Koizumi, Kei Satoh 2010-07-27
7750756 Matching circuit Atsushi Fukuda, Hiroshi Okazaki 2010-07-06
7750757 Matching circuit Atsushi Fukuda, Hiroshi Okazaki 2010-07-06
7710222 Dual band resonator and dual band filter Daisuke Koizumi, Kei Satoh 2010-05-04
7710217 Matching circuit and dual-band power amplifier Atsushi Fukuda, Hiroshi Okazaki 2010-05-04
7672395 Digital predistorter and predistortion method therefor Shinji Mizuta, Yasunori Suzuki 2010-03-02
7656249 Matching circuit Atsushi Fukuda, Hiroshi Okazaki 2010-02-02
7656228 Matching circuit and multi-band amplifier Atsushi Fukuda, Hiroshi Okazaki 2010-02-02
7634238 Multi-band lookup table type predistorter Yasunori Suzuki 2009-12-15
7602241 Multiband Doherty amplifier Yasunori Suzuki 2009-10-13
7583168 Resonator Kunihiro Kawai, Hiroshi Okazaki 2009-09-01
7573356 Tunable filter Kunihiro Kawai, Hiroshi Okazaki 2009-08-11
7564699 Planar circuit housing Daisuke Koizumi, Kei Satoh, Tatsuro Masamura 2009-07-21
7539464 Power series type predistorter for multi-frequency bands operation Yasunori Suzuki 2009-05-26
7538635 Quadrature hybrid circuit having variable reactances at the four ports thereof Atsushi Fukuda, Hiroshi Okazaki 2009-05-26