Daphné Bienvenu

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Noisy le Roi, FR

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Patents Grantslast 30 patents

Information Patent Grant
Control of access to the call completion on busy link service in a...
- Patent number RE40935
- Issue date Oct 13, 2009
- Cao Thanh Phan
- 379 - Telephonic communications
Information Patent Grant
Control of access to the call completion on busy link service in a...
- Patent number 6,643,366
- Issue date Nov 4, 2003
- Alcatel
- Cao Thanh Phan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CONTROL OF ACCESS TO THE CALL COMPLETION ON BUSY LINK SERVICE IN A...
- Publication number 20030012357
- Publication date Jan 16, 2003
- CAO THANH PHAN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE