Stephen Penrice
11Patents
8h-index
4Co-inventors
57Inventor score
Filing activity: Jun 25, 2003 → Jun 1, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7186180B2 | Lottery game with method for playing a lottery game using multiple independent lottery results | Physics | 100 | Expired |
| US7510116B2 | Lottery and gaming systems with dynamic lottery tickets | Physics | 77 | Active |
| US7726652B2 | Lottery game played on a geometric figure using indicia with variable point values | Physics | 51 | Active |
| US7766740B2 | Methods and apparatus for providing a lottery game | Physics | 49 | Active |
| US7134959B2 | Methods and apparatus for providing a lottery game | Physics | 44 | Expired |
| US7824257B2 | On-line lottery game in which supplemental lottery-selected indicia are available for purchase | Physics | 26 | Active |
| US7485037B2 | Fixed-odds sports lottery game | Physics | 13 | Expired |
| US7785184B2 | Computer-implemented simulated card game | Physics | 9 | Expired |
| US7819738B2 | Lottery game based on letter puzzles | Physics | 3 | Active |
| US7878895B2 | Methods and apparatus for providing a lottery game | Physics | 2 | Active |
| US8109513B2 | Lottery game played on a geometric figure using indicia with variable point values | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.