Jean-Francois Jestin

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Lannion, FR

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Patents Grantslast 30 patents

Information Patent Grant
Streaming method for transmitting telephone system notifications to...
- Patent number 8,843,549
- Issue date Sep 23, 2014
- Siemens Aktiengesellschaft
- Jean-Marc Auffret
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
IP telephony service interoperability
- Patent number 8,576,856
- Issue date Nov 5, 2013
- France Telecom
- Patrick Babagbeto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
IP Telephony Service Interoperability
- Publication number 20090022144
- Publication date Jan 22, 2009
- FRANCE TELECOM
- Patrick Babagbeto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Streaming method for transmitting telephone system notifications to...
- Publication number 20030236924
- Publication date Dec 25, 2003
- Jean-Marc Auffret
- H04 - ELECTRIC COMMUNICATION TECHNIQUE