Sonera Oyj
23Patents
1Active
23Granted
33Portfolio score
Filing activity: Mar 25, 1997 → Apr 19, 2004 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6456616B1 | System and method transmitting data | Electricity | 173 | Expired |
| US6925568B1 | Method and system for the processing of messages in a telecommunication system | Electricity | 100 | Expired |
| US6711262B1 | Procedure for the control of applications stored in a subscriber identity module | Electricity | 98 | Expired |
| US6516190B1 | Method and apparatus for calculating call charge rates in a mobile telecommunication system | Electricity | 80 | Expired |
| US6990332B2 | Method and system for transmitting subscriber-specific information in a telecommunication system | Electricity | 61 | Expired |
| US6373933B1 | Method for implementing transaction-based billing for telephone services | Electricity | 47 | Expired |
| US6636742B1 | Tracking of mobile terminal equipment in a mobile communications system | Electricity | 39 | Expired |
| US6934391B1 | Method and apparatus for control of a subscriber identity module in a data communication system | Electricity | 35 | Expired |
| US6647256B1 | Methods and system for remote access to and payment for products delivered from automated apparatus | Physics | 27 | Expired |
| US6622021B1 | System and method for implementing an automated communication response service | Electricity | 23 | Expired |
| US6237093A | Procedure for setting up a secure service connection in a telecommunication system | Electricity | 22 | Expired |
| US6944467B2 | Method and system for routing of short messages in a telecommunication system | Electricity | 13 | Expired |
| US6993666B1 | Method and apparatus for remotely accessing a password-protected service in a data communication system | Electricity | 12 | Expired |
| US6768895B2 | Method and system for the control of voting by telephone | Electricity | 11 | Expired |
| US6628951B1 | Procedure and system for the transmission of information and establishment of a telecommunication connection | Electricity | 9 | Expired |
| US6880001B1 | System for managing and exchanging telecommunication system subscriber data stored in a single logical subscriber database | Electricity | 4 | Expired |
| US6920332B2 | System and method for blocking the use of a service in a telecommunication system | Electricity | 4 | Expired |
| US6882844B1 | Method and system for changing a subscriber profile based on the identity of a base station serving the subscriber terminal | Electricity | 3 | Expired |
| US6418206B1 | Procedure and system for the setting up of calls | Electricity | 2 | Expired |
| US7516222B2 | Method for carrying out log-in in a communication system | Electricity | 2 | Expired |
| US7224975B2 | Procedure and system for setting up a telecommunication connection | Electricity | 0 | Expired |
| US6028856A | Procedure and system for processing data traffic signals carrying information | Electricity | 0 | Expired |
| US8005068B2 | Method of setting up a connection for calls | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.