David A. Marcinkiewicz

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Geneva, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Telephonic console with prerecorded voice message and method
- Patent number 5,539,818
- Issue date Jul 23, 1996
- Rockwell Internaional Corporation
- John M. Zdenek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephonic console with programmable nonvolatile personality memory...
- Patent number 5,461,668
- Issue date Oct 24, 1995
- John M. Zdenek
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephonic console with multipersonality control apparatus and method
- Patent number 5,371,785
- Issue date Dec 6, 1994
- Rockwell International Corporation
- David A. Marcinkiewicz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE