Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8013232 | Music session system, music session system server, and program for implementing method of controlling the server | — | 2011-09-06 |
| 7964780 | Electronic percussion instrument | Harumichi Hotta, Atsushi Fukada, Shinya Sakurada | 2011-06-21 |