Matti Vilppula
8Patents
5h-index
20Co-inventors
59Inventor score
Filing activity: Nov 9, 1998 → Aug 4, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7558696B2 | Method and device for position determination | Electricity | 96 | Expired |
| US6961587B1 | Storage media | Electricity | 64 | Expired |
| US7065340B1 | Arranging authentication and ciphering in mobile communication system | Electricity | 41 | Expired |
| US6327474A | Method for locating mobile station in distributed manner | Electricity | 21 | Expired |
| US7991406B2 | Changing settings of a mobile terminal | Electricity | 7 | Active |
| US8521189B2 | Changing settings of a mobile terminal | Electricity | 1 | Active |
| US9392403B2 | Method and device for position determination | Electricity | 1 | Active |
| US9851450B2 | Portable terminal and method for position determination | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.