Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8059834 | Automatic gain control circuit | Yasuomi Tanaka, Hirotaka Kawai | 2011-11-15 |
| 7990211 | Class D amplifier circuit | Hirotaka Kawai, Yasuomi Tanaka | 2011-08-02 |
| 7982522 | Semiconductor integrated circuit for realizing an amplifier having ringing reduction circuitry | Hirotaka Kawai | 2011-07-19 |
| 7948313 | Class D amplifier circuit | Hirotaka Kawai | 2011-05-24 |
| 7924089 | Offset voltage correction circuit and class D amplifier | Yasuomi Tanaka, Hirotaka Kawai | 2011-04-12 |
| 7920082 | D/A converter circuit and digital input class-D amplifier | Hirotaka Kawai, Morito Morishima, Yohei Otani | 2011-04-05 |
| 7912112 | Spectrum spreading circuit | Hirotaka Kawai, Yasuomi Tanaka | 2011-03-22 |