Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9253744 | Method for transmitting information to synchronize a use between a mobile telephone and a receiver | — | 2016-02-02 |
| 6435879 | Method and device for checking the correctness of answers to quiz questions over the media and in events, especially television and radio | — | 2002-08-20 |
| 6003868 | Game ball | — | 1999-12-21 |