Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5197094 | System for remotely crediting and billing usage of electronic entertainment machines | Michael L. Tillery, John R. Martin, Samuel N. Zammuto, Marcio Bonilla | 1993-03-23 |
| 5116063 | Dart game with expanded scoring technique | Marcio Bonilla, John R. Martin | 1992-05-26 |
| 5114155 | System for automatic collection and distribution of player statistics for electronic dart games | Michael L. Tillery, John R. Martin, Samuel N. Zammuto, Marcio Bonilla | 1992-05-19 |
| 4974857 | Electronic dart game | Paul F. Beall | 1990-12-04 |
| 4824121 | Dart game with programmable displays | Paul F. Beall | 1989-04-25 |