Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9972297 | Sound processing device, sound data selecting method and sound data selecting program | Junichi Kosaka, Kosei Yamashita | 2018-05-15 |
| 8903525 | Sound processing device, sound data selecting method and sound data selecting program | Junichi Kosaka, Kosei Yamashita | 2014-12-02 |