David A. Stark
9Patents
7h-index
17Co-inventors
60Inventor score
Filing activity: Feb 26, 1986 → Jul 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10237259B2 | Systems and methods for distributed identity verification | Electricity | 39 | Active |
| USD298944S | Credit card authorization/data capture terminal | General | 28 | Expired |
| US4775784A | Credit card imprinter authorization terminal | Physics | 26 | Expired |
| US5072145A | Composite center module housing using specifically shaped segments to form fluid channels | Electricity | 24 | Expired |
| US10735397B2 | Systems and methods for distributed identity verification | Electricity | 21 | Active |
| USD298626S | Combined credit card authorization terminal and raised credit card imprinter | General | 9 | Expired |
| USD305643S | Combined credit card authorization terminal and flatbed credit card imprinter | General | 7 | Expired |
| US9727850B2 | Secure electronic cash-less payment systems and methods | Physics | 3 | Active |
| US12290759B2 | Lottery tickets having connected symbol set path feature | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.