Stephen W. Ryan
4Patents
3h-index
10Co-inventors
51Inventor score
Filing activity: May 30, 1978 → Sep 1, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7827115B2 | Online payer authentication service | Physics | 451 | Expired |
| US7991701B2 | Online payer authentication service | Physics | 18 | Active |
| US9864993B2 | Account authentication service with chip card | Physics | 12 | Active |
| USD258275S | Novelty eyelid decoration | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.