Robert D. Nalbone

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Boulder, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Implied principal busy status indicator for covered calls
- Patent number 4,790,004
- Issue date Dec 6, 1988
- American Telephone and Telegraph Company, AT&T Information Systems
- Robert D. Nalbone
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Communication system having dynamically assigned station set buttons
- Patent number 4,631,364
- Issue date Dec 23, 1986
- AT&T Information Systems Inc.
- Joan H. Coyne
- H04 - ELECTRIC COMMUNICATION TECHNIQUE