Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7917572 | Music composition data transmission recording method and music composition reproduction device | Kazushi Sakuma | 2011-03-29 |
| 6339561 | Reproduction apparatus and method of displaying data in selected language | Teppei Yokota | 2002-01-15 |