Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11724172 | Ball game apparatus | David Victor Jolliffe | 2023-08-15 |
| 9808677 | Ball game apparatus | David Victor Jolliffe | 2017-11-07 |
| 7040998 | Golf putting game with means for automatically monitoring the movement of the ball | David Victor Jolliffe, Geoffrey Emmerson | 2006-05-09 |