Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7925364 | Audio reproduction device | Hiroaki Mizoguchi, Hiroyuki Kotani, Toshikazu Murai, Nobuo Moritani | 2011-04-12 |
| 7676615 | Contents data storage device and contents data update system | Hitomi Matsushita, Yoshihiro Nishikawa, Toshikazu Murai | 2010-03-09 |