Anthony E. Zank
22Patents
9h-index
11Co-inventors
72Inventor score
Filing activity: Feb 25, 1980 → Jul 30, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6307955A | Electronic signature management system | Physics | 264 | Expired |
| US4285004A | Total raster error correction apparatus and method for the automatic set up of television cameras and the like | Electricity | 56 | Expired |
| US5420379A | Electromagnetic position transducer having active transmitting stylus | Physics | 50 | Expired |
| US5122623A | Electromagnetic position transducer having active transmitting stylus | Physics | 48 | Expired |
| US5120908A | Electromagnetic position transducer | Physics | 23 | Expired |
| USD532009S1 | Integrated signature pad and fingerprint reader | General | 20 | Expired |
| US7933840B2 | Electronic signature security system | Electricity | 15 | Active |
| US6972754B2 | Touchpad stylus having isolated low-mass contact element | Physics | 14 | Expired |
| US7436397B2 | Touchpad stylus having isolated low-mass contact element | Physics | 12 | Active |
| US7190815B2 | Method for authenticating an electronic signature | Physics | 8 | Expired |
| US7693312B2 | Method for authenticating an electronic signature | Physics | 6 | Expired |
| US7526108B2 | Wireless data management system | Physics | 4 | Expired |
| US7123143B2 | Wireless signature management system | Physics | 4 | Expired |
| US9378518B2 | Electronic signature security system | Electricity | 1 | Active |
| US9329720B2 | Digitizer | Physics | 1 | Active |
| US7876930B2 | Fingerprint reader combination | Physics | 1 | Active |
| US10693721B2 | Methods for serial port client server mapping | Physics | 0 | Active |
| US9262004B2 | Overlay for electronic writing pad | Physics | 0 | Active |
| US11526271B2 | Electronic signature capture via secure interface | Physics | 0 | Active |
| US8952926B2 | Digitizer | Physics | 0 | Active |
| US9323409B2 | Digitizer | Physics | 0 | Active |
| US8994686B2 | Digitizer | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.