Jeffrey D. Karn
4Patents
2h-index
4Co-inventors
37Inventor score
Filing activity: Jun 18, 1998 → Aug 6, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6082887A | Game machine with automated tournament mode | Human Necessities | 216 | Expired |
| US9120010B2 | Touchscreen game allowing simultaneous movement of multiple rows and/or columns | Human Necessities | 5 | Active |
| US8641497B2 | System for tracking account activity on an amusement device | Human Necessities | 1 | Active |
| US8845421B2 | Game of chance on input of currency for amusement devices | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.