Robert K. Smith

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New Providence, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Radial high voltage bidirectional switch structure with concavo-con...
- Patent number 4,691,220
- Issue date Sep 1, 1987
- American Telephone and Telegraph Company, AT&T Bell Laboratories
- Hans W. Becke
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radial high voltage switch structure
- Patent number 4,573,065
- Issue date Feb 25, 1986
- AT&T Bell Laboratories
- Hans W. Becke
- H01 - BASIC ELECTRIC ELEMENTS