Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8031886 | Audio signal processing system | Takahisa Kageyama, Tatsuya Umeo | 2011-10-04 |
| 8031887 | Audio signal processing system | Takahisa Kageyama, Tatsuya Umeo | 2011-10-04 |
| 7964780 | Electronic percussion instrument | Harumichi Hotta, Takahiro Hara, Shinya Sakurada | 2011-06-21 |