John Dvorak
5Patents
3h-index
4Co-inventors
50Inventor score
Filing activity: Jun 26, 1989 → Oct 4, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9935948B2 | Biometric data hashing, verification and security | Physics | 16 | Active |
| US4906180A | Tile retainer means | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US11138409B1 | Biometric recognition and security system | Physics | 5 | Active |
| US10992664B2 | Biometric data hashing, verification and security | Physics | 0 | Active |
| US12354339B2 | Biometric recognition and security system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.