Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7424332 | Audio signal processing apparatus and related computer program | Toshiharu Kuwaoka, Isao Hijikata, Ryouichi Nagata, Haruyuki MORI | 2008-09-09 |
| 7003469 | Audio signal processing apparatus and method thereof | Toshiharu Kuwaoka | 2006-02-21 |