Peter G. Johnson

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Andover, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for evaluating Ethernet powered devices
- Patent number 10,060,965
- Issue date Aug 28, 2018
- Sifos Technologies, Inc.
- John H. Skinner
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for testing network interfaces
- Patent number 9,203,730
- Issue date Dec 1, 2015
- Sifos Technologies, Inc.
- Peter G. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus providing power-over-ethernet test instrument
- Patent number 7,627,398
- Issue date Dec 1, 2009
- Sifos Technologies, Inc.
- Kendrick R. Bennett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR TESTING POWER-OVER-ETHERNET PAIR-TO-PAIR UNBALANCE
- Publication number 20180238971
- Publication date Aug 23, 2018
- SIFOS TECHNOOGIES, INC.
- Kendrick R. Bennett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE