Gregg Lupaczyk

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Shirley, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Ground fault detection
- Patent number 8,373,420
- Issue date Feb 12, 2013
- SimplexGrinnell LP
- Gregg Lupaczyk
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining mis-wired addressable loops
- Patent number 7,251,742
- Issue date Jul 31, 2007
- SimplexGrinnell LP
- Mark P. Barrieau
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
GROUND FAULT DETECTION
- Publication number 20110025341
- Publication date Feb 3, 2011
- SimplexGrinnell LP
- Gregg Lupaczyk
- G08 - SIGNALLING
Information Patent Application
Method and apparatus for determining mis-wired addressable loops
- Publication number 20050278564
- Publication date Dec 15, 2005
- Mark P. Barrieau
- G01 - MEASURING TESTING