Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10164588 | Audio amplifier circuit, audio output device using the same, and electronic device using the same | Hideo Araki | 2018-12-25 |
| 9059663 | Audio output circuit, electronic device using the same, and audio integrated circuit | Takeshi Onodera | 2015-06-16 |