Heinz-Peter Keutmann

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Eschweiler, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and devices for dialling services
- Patent number 7,324,811
- Issue date Jan 29, 2008
- Telefonaktiebolaget LM Ericsson (publ)
- Martin Kaibel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Location update procedure when roaming from a first communication s...
- Patent number 7,099,675
- Issue date Aug 29, 2006
- Telefonaktiebolaget LM Ericsson (publ)
- Heinz-Peter Keutmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and devices for dialling services
- Patent number 6,757,539
- Issue date Jun 29, 2004
- Telefonaktiebolaget LM Ericsson
- Martin Kaibel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Method and devices for dialling services
- Publication number 20040209603
- Publication date Oct 21, 2004
- Telefonaktiebolaget LM Ericsson (publ)
- Martin Kaibel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Location update procedure when roaming from a first communication s...
- Publication number 20040072578
- Publication date Apr 15, 2004
- Heinz-Peter Keutmann
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and devices for dialling services
- Publication number 20010009854
- Publication date Jul 26, 2001
- Martin Kaibel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE