Ralph Behrens
12Patents
7h-index
10Co-inventors
59Inventor score
Filing activity: Sep 29, 1995 → Jun 13, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5640196A | Method and apparatus for facilitating two way oral communications utilizing a television cable system | Electricity | 41 | Expired |
| US6714860B1 | Navigation device with means for displaying advertisements | Physics | 34 | Expired |
| US8032108B2 | Method, device and system for transmitting an emergency call | Electricity | 28 | Active |
| US7822538B2 | System for communicating traffic data | Physics | 26 | Active |
| US6556917B1 | Navigation device for a land-bound vehicle | Physics | 23 | Expired |
| US7676830B2 | System for controlling access to services provided by a server to a client terminal | Electricity | 21 | Active |
| US7953871B2 | Secure networked system for controlling mobile access to encrypted data services | Electricity | 10 | Active |
| US7519688B2 | Browser enabled wireless communication system having encoded parameters for transmission | Electricity | 6 | Expired |
| US7962119B2 | System for transmitting an emergency call | Electricity | 3 | Active |
| US7528330B2 | Device for controlling vehicle electronics | Physics | 2 | Expired |
| US7577740B2 | Scalable vehicle processing system | Electricity | 1 | Active |
| US8937931B2 | System for transmitting an emergency call | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.