Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8116715 | Filter circuit and communication semiconductor device using the same | Tomohiro Sano, Takaya Maruyama | 2012-02-14 |
| 7382175 | Frequency mixer preventing degradation in linearity on amplitude of input signal | Takaya Maruyama | 2008-06-03 |
| 7362194 | Oscillator circuit and L load differential circuit achieving a wide oscillation frequency range and low phase noise characteristics | Hiroshi Komurasaki, Tomohiro Sano, Toshio Kumamoto, Yasushi Hashizume | 2008-04-22 |
| 7202754 | Oscillator circuit and L load differential circuit achieving a wide oscillation frequency range and low phase noise characteristics | Hiroshi Komurasaki, Tomohiro Sano, Toshio Kumamoto, Yasushi Hashizume | 2007-04-10 |
| 6826393 | Mixer circuit having component for frequency conversion | Hiroshi Komurasaki, Takahiro Miki | 2004-11-30 |
| 6798678 | Frequency voltage converter | Hiroshi Komurasaki, Takahiro Miki | 2004-09-28 |
| 6639446 | High linearity, high gain mixer circuit | Hiroshi Komurasaki, Kimio Ueda | 2003-10-28 |
| 6144233 | Gain control circuit for controlling operation of a variable-gain amplifier or the like | Takaya Maruyama | 2000-11-07 |
| 5406136 | High speed ECL output circuit having reduced power consumption | Harufusa Kondoh | 1995-04-11 |