Thomas Hallin
9Patents
4h-index
17Co-inventors
46Inventor score
Filing activity: Jun 20, 2002 → Mar 26, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7688764B2 | Method and apparatus for speaker arbitration in a multi-participant communication session | Electricity | 16 | Active |
| US7142537B2 | Interface call signaling protocol | Electricity | 10 | Expired |
| US7054302B2 | Method and apparatus for interworking dispatch services network | Electricity | 7 | Expired |
| US6904023B2 | Method and apparatus for group call services | Electricity | 6 | Expired |
| US7188167B2 | Method and system for registering multiple communication devices of a user in a session initiation protocol (SIP) based communication system | Electricity | 4 | Expired |
| US7149515B2 | Vocoder selection method | Electricity | 4 | Expired |
| US7881280B2 | Method and apparatus to facilitate a non-fully meshed communications system gateway interface | Electricity | 1 | Active |
| US8681737B2 | Method and apparatus for inter-technology handoff between a packet data network and a circuit switched network | Electricity | 1 | Active |
| US7742450B2 | Method for efficient bearer traffic routing in a communication system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.