Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8008567 | Music reproducing system for collaboration, program reproducer, music data distributor and program producer | — | 2011-08-30 |
| 7919704 | Voice signal blocker, talk assisting system using the same and musical instrument equipped with the same | — | 2011-04-05 |
| 7897865 | Multimedia platform for recording and/or reproducing music synchronously with visual images | — | 2011-03-01 |