Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7180368 | Distortion compensation circuit, distortion compensation signal generating method, and power amplifier | Nobuo Hirose, Nobuo Tsukamoto, Seiichi Sano | 2007-02-20 |
| 6188740 | Fractional-N system frequency synthesizer and synthesizing method and field pickup unit using the method | — | 2001-02-13 |
| 6066984 | Amplifier and amplifying method for amplifying a plurality of signals having different bands simultaneously | Norio Hikasa | 2000-05-23 |
| 5926065 | Digital modulator having a digital filter including low-speed circuit components | Hirotake Wakai, Makoto Ohnishi | 1999-07-20 |