Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8233838 | Broadcast program scene notification system | Tomihisa Kamada, Yasuyuki Sekiguchi | 2012-07-31 |
| 7457582 | Broadcast program scene notification system | Tomihisa Kamada, Yasuyuki Sekiguchi | 2008-11-25 |