Robert F. Dickerman

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Cedar Rapids, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Advanced intelligent network gateway
- Patent number 6,229,819
- Issue date May 8, 2001
- MCI Communications Corporation
- Timothy Darland
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for providing operator and customer services
- Patent number 6,188,761
- Issue date Feb 13, 2001
- MCI Communications Corporation
- Robert Frank Dickerman
- G07 - CHECKING-DEVICES
Information Patent Grant
Validation gateway
- Patent number 6,160,874
- Issue date Dec 12, 2000
- MCI Communications Corporation
- Robert Frank Dickerman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and computer program logic for providing an intelligent netw...
- Patent number 5,987,118
- Issue date Nov 16, 1999
- MCI Communiations Corporation
- Robert Frank Dickerman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication gateway
- Patent number 5,793,771
- Issue date Aug 11, 1998
- MCI Communications Corporation
- Timothy E. Darland
- H04 - ELECTRIC COMMUNICATION TECHNIQUE