Mark S. Schaefer

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Salem, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for monitoring the RF drive circuit of a linea...
- Patent number 5,809,049
- Issue date Sep 15, 1998
- Lucent Technologies Inc.
- Mark Steven Schaefer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical sub-carrier multiplex television transmission system using...
- Patent number 5,020,049
- Issue date May 28, 1991
- AT&T Bell Laboratories
- George E. Bodeep
- H04 - ELECTRIC COMMUNICATION TECHNIQUE