Norbert Schwagmann
35Patents
6h-index
24Co-inventors
65Inventor score
Filing activity: Jul 9, 2002 → Jun 2, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7805522B2 | Method for the transmission of user data objects | Electricity | 91 | Expired |
| US7899444B2 | Apparatus and method for controlling a telecommunications conference | Electricity | 48 | Active |
| US8428634B2 | Method for automatically setting up and/or controlling a telecommunication conference | Electricity | 25 | Active |
| US7729349B2 | Method of transmitting data in a communication system | Electricity | 11 | Expired |
| US7643628B2 | Communication system having conference server | Electricity | 10 | Active |
| US7917128B2 | Method and system for inserting a multimedia message multiple element into a multimedia message | Emerging Cross-Sectional Technologies | 8 | Active |
| US7747270B2 | Method for allocating a communication right, communication conference session server and communication conference session server arrangement | Electricity | 6 | Active |
| US7639182B2 | Distance measurement in a radio communication device | Electricity | 6 | Active |
| US7522584B2 | Method for changing between a packet-oriented PTT session and a circuit-oriented telephone connection between at least two radio communication appliances, associated radio communication appliance, network component and radio communication system | Electricity | 5 | Active |
| US7756074B2 | Method for the transmission of at least one group message, corresponding network control unit and radio communication device | Electricity | 5 | Expired |
| US7848281B2 | Method for selection of an available transmission channel by sending a negative decision value and an additional positive decision value and corresponding base station, mobile terminal and mobile radio network | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8204230B2 | Communication device, method for establishing a communication connection and method for using a communication connection | Electricity | 3 | Active |
| US8712427B2 | Method for determining the local position of at least one mobile radio communication device based on predetermined local positions of adjacent radio communication devices, associated radio communication device and radio communication system | Electricity | 3 | Expired |
| US8823485B2 | Programmable remote control unit and method | Physics | 3 | Active |
| US8862399B2 | Generic object exchange profile message | Physics | 2 | Active |
| US8010144B2 | Computer-aided conference session having priority indication | Electricity | 2 | Active |
| US7555304B2 | Method and communications arrangement for setting up a push-to-talk communications link and push-to-talk client unit | Electricity | 2 | Active |
| US8406228B2 | Message generating arrangement | Electricity | 1 | Active |
| US8892747B2 | Management of dynamic groups in a communication system | Electricity | 1 | Active |
| US9571291B2 | Method for automatically setting up and/or controlling a telecommunication conference | Electricity | 1 | Active |
| US8112077B2 | Method and apparatus for transmitting media data | Electricity | 1 | Active |
| US7769403B2 | Apparatus and method for requesting or allocating a push-to-talk right to talk and/or for requesting or communicating queuing information | Electricity | 1 | Active |
| US9001738B2 | Message generating arrangement | Electricity | 1 | Active |
| US7561675B2 | Method for setting up a communication link with multimedia call signaling | Electricity | 1 | Expired |
| US7873379B2 | Conference communication system and method with notification | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.