Mark Collier
6Patents
4h-index
12Co-inventors
54Inventor score
Filing activity: Dec 8, 1999 → May 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6226372A | Tightly integrated cooperative telecommunications firewall and scanner with distributed capabilities | Emerging Cross-Sectional Technologies | 242 | Expired |
| US6760420B2 | Telephony security system | Electricity | 39 | Expired |
| US7440558B2 | Telephony security system | Electricity | 24 | Expired |
| US8150013B2 | Telephony security system | Electricity | 5 | Active |
| US11349987B2 | Call authentication service systems and methods | Electricity | 1 | Active |
| US11647114B2 | Call authentication service systems and methods | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.