Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401330 | Audio circuit | — | 2025-08-26 |
| 12348242 | D/A converter | — | 2025-07-01 |
| 12309556 | Audio circuit | — | 2025-05-20 |
| 12069452 | Audio circuit for interfacing with digital or analog audio signals | — | 2024-08-20 |
| 11146226 | Analog switch circuit, volume circuit, and semiconductor integrated circuit | — | 2021-10-12 |
| 10938363 | Audio circuit | — | 2021-03-02 |
| 10824187 | Digital signal processing circuit, audio device, and electronic device | — | 2020-11-03 |
| 10506340 | Digital signal processor for audio, in-vehicle audio system and electronic apparatus including the same | — | 2019-12-10 |
| 10063249 | Audio circuit for suppressing DC shock noise | — | 2018-08-28 |
| 9143104 | Audio signal processing circuit, car audio apparatus using the same, audio component apparatus, electronic device and output audio signal generating method | — | 2015-09-22 |
| 9025793 | Audio signal processing circuit | — | 2015-05-05 |
| 8611561 | First stage audio amplifier with clamping circuit | — | 2013-12-17 |
| 8325946 | Input selector | Moto YAMADA, Takahiro Ogi, Yosuke Sato, Makoto Nakamura | 2012-12-04 |
| 8254597 | Audio signal processing circuit | Yosuke Sato | 2012-08-28 |
| 8180072 | Electronic volume device | — | 2012-05-15 |
| 8139789 | Signal amplifier circuit | Yosuke Sato | 2012-03-20 |