Rolf Meyer

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Lakeland, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Intelligent vending system and method
- Patent number 6,850,607
- Issue date Feb 1, 2005
- Protel, Inc.
- Rolf Meyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Intelligent public telephone system and method
- Patent number 6,301,344
- Issue date Oct 9, 2001
- Protel, Inc.
- Rolf Meyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Intelligent vending system and method
- Publication number 20020041665
- Publication date Apr 11, 2002
- Rolf Meyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE