Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9473869 | Audio signal processing device | Ryotaro Aoki | 2016-10-18 |
| 8868414 | Audio signal processing device with enhancement of low-pitch register of audio signal | Ryotaro Aoki | 2014-10-21 |
| 5862231 | DSP programming apparatus and DSP device | — | 1999-01-19 |