Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7532075 | Bias circuit | Atsushi Fukuda, Hiroshi Okazaki | 2009-05-12 |
| 7508269 | Stabilization circuit and multiband amplification circuit | Atsushi Fukuda, Hiroshi Okazaki | 2009-03-24 |
| 7403070 | Band selection type feed forward amplifier | Yasunori Suzuki | 2008-07-22 |
| 7397331 | Coupling structure, resonator excitation structure and filter for coplanar-waveguide circuit | Daisuke Koizumi, Kei Satoh | 2008-07-08 |
| 7385450 | Bias circuit | Atsushi Fukuda, Hiroshi Okazaki | 2008-06-10 |
| 7378924 | Filter with improved capacitive coupling portion | Daisuke Koizumi, Kei Satoh | 2008-05-27 |
| 7336128 | Feed forward amplifier for multiple frequency bands | Yasunori Suzuki | 2008-02-26 |
| 7327996 | High sensitivity radio receiver | Ning Chen, Yoshiaki Tarusawa, Kei Satoh, Noriyoshi Terada, Toshio Nojima | 2008-02-05 |
| 7307045 | Signal switching device | Kunihiro Kawai, Daisuke Koizumi, Kei Satoh, Tetsuo Hirota | 2007-12-11 |
| 7292124 | Variable resonator and variable phase shifter | Kunihiro Kawai, Daisuke Koizumi, Hiroshi Okazaki, Yasushi Yamao | 2007-11-06 |
| 7245195 | Coplanar waveguide filter and method of forming same | Kei Satoh, Tetsuo Hirota, Yasushi Yamao | 2007-07-17 |
| 7183874 | Casing contained filter | Kei Satoh, Tetsuo Hirota, Yasushi Yamao | 2007-02-27 |
| 7183847 | Multi-band look-up table type predistorter | Yasunori Suzuki | 2007-02-27 |
| 7170344 | Multi-band predistorter using power series representation | Yasunori Suzuki, Shinji Mizuta, Yasushi Yamao | 2007-01-30 |
| 7161449 | Coplanar waveguide resonator | Kei Satoh, Daisuke Koizumi, Yasushi Yamao | 2007-01-09 |
| 7126422 | Multi-band feed-forward amplifier and adjustment method therefor | Yasunori Suzuki | 2006-10-24 |
| 6963758 | High-sensitivity wireless receiving device and high-frequency unit used therefor | Kunihiro Kawai, Kei Satoh, Toshio Nojima | 2005-11-08 |
| 6480706 | High sensitivity radio receiver | Tetsuya MIMURA, Kei Satoh, Toshio Nojima | 2002-11-12 |
| 6208204 | Feedforward amplifier | Yasunori Suzuki, Toshio Nojima | 2001-03-27 |
| 5796307 | Amplifying device having input and output nonlinear phase shifters of opposite phase-frequency characteristics | Ken Kumagai, Toshio Nojima | 1998-08-18 |
| 5790555 | Signal multiplexer and multiplexing method | Ken Kumagai, Toshio Nojima, Yoshiaki Tarusawa | 1998-08-04 |
| 5313657 | Receiver capable of reliably detecting a failure | Hironori Sakamoto, Satoru Ohara, Toshio Nojima, Makoto Maeta | 1994-05-17 |
| 5166634 | Feed-forward amplifier | Toshio Nojima, Makoto Maeta, Kazuaki Murota | 1992-11-24 |