Robertus Johannes Nicolaas Kalberg

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J B Zoetermeer, NL

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Patents Grantslast 30 patents

Information Patent Grant
Communication system employing a personal assistant server and a pe...
- Patent number 7,397,912
- Issue date Jul 8, 2008
- Koninklijke KPN N.V.
- Jannes Aasman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information storage system
- Patent number 7,328,005
- Issue date Feb 5, 2008
- Koninklijke KPN N.V.
- Jannes Aasman
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Communication system
- Publication number 20040030751
- Publication date Feb 12, 2004
- Jannes Aasman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE