ERICSSON GMBH
1,905Patents
17Active
1,905Granted
50Portfolio score
Filing activity: Aug 15, 1983 → Jul 27, 2018 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6043626A | Auxiliary battery holder with multicharger functionality | Emerging Cross-Sectional Technologies | 1,223 | Expired |
| US5830598A | Battery pack incorporating battery pack contact assembly and method | Emerging Cross-Sectional Technologies | 1,081 | Expired |
| US5805983A | System and method for equalizing the delay time for transmission paths in a distributed antenna network | Electricity | 454 | Expired |
| US6119014A | System and method for displaying short messages depending upon location, priority, and user-defined indicators | Electricity | 430 | Expired |
| US6259436A | Apparatus and method for determining selection of touchable items on a computer touchscreen by an imprecise touch | Physics | 411 | Expired |
| US6011973A | Method and apparatus for restricting operation of cellular telephones to well delineated geographical areas | Electricity | 403 | Expired |
| US6138003A | System and method for authorization of location services | Electricity | 380 | Expired |
| US5491837A | Method and system for channel allocation using power control and mobile-assisted handover measurements | Emerging Cross-Sectional Technologies | 380 | Expired |
| US6243080A | Touch-sensitive panel with selector | Electricity | 356 | Expired |
| US6208866A | System and method for location-based marketing to mobile stations within a cellular network | Electricity | 354 | Expired |
| US6201554A | Device control apparatus for hand-held data processing device | Emerging Cross-Sectional Technologies | 338 | Expired |
| US6138146A | Electronic mail forwarding system and method | Physics | 336 | Expired |
| US6920315B1 | Multiple antenna impedance optimization | Electricity | 323 | Expired |
| US6433801B1 | Method and apparatus for using a touch screen display on a portable intelligent communications device | Electricity | 311 | Expired |
| US6360101B1 | Cellular phone that displays or sends messages upon its arrival at a predetermined location | Electricity | 301 | Expired |
| US6233448A | System, method and apparatus for automatic feature activation/deactivation based upon positioning | Electricity | 292 | Expired |
| US6360102B1 | System and method for defining a subscriber location privacy profile | Electricity | 288 | Expired |
| US6098878A | Tariff management apparatus and method for communications terminals using smart cards | Electricity | 286 | Expired |
| US6148212A | System and method for cellular control of automobile electrical systems | Electricity | 281 | Expired |
| US5790671A | Method for automatically adjusting audio response for improved intelligibility | Electricity | 266 | Expired |
| US6067529A | System and method for sending a short message containing purchase information to a destination terminal | Physics | 263 | Expired |
| US6038148A | Self-driven synchronous rectification scheme | Emerging Cross-Sectional Technologies | 258 | Expired |
| US6157811A | Cellular/satellite communications system with improved frequency re-use | Electricity | 255 | Expired |
| US5848060A | Cellular/satellite communications system with improved frequency re-use | Electricity | 246 | Expired |
| US5930699A | Address retrieval system | Electricity | 243 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.