Steve Ritchie
4Patents
4h-index
3Co-inventors
36Inventor score
Filing activity: Feb 25, 1992 → Jul 18, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5415403A | Magnetic ball lock for a pinball game | Human Necessities | 121 | Expired |
| US5350174A | Below the playfield ball delivery system for a pinball game | Human Necessities | 120 | Expired |
| US5186462A | Oscillating ball cannon | Human Necessities | 10 | Expired |
| US5536082A | Game playfield mounting system | Human Necessities | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.