John W. O'Sullivan

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Hanover, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Kelvin contact module for a microcircuit test system
- Patent number 7,255,576
- Issue date Aug 14, 2007
- Johnstech International Corporation
- John W. O'Sullivan
- G01 - MEASURING TESTING
Information Patent Grant
Kelvin contact module for a microcircuit test system
- Patent number 7,074,049
- Issue date Jul 11, 2006
- Johnstech International Corporation
- John W. O'Sullivan
- G01 - MEASURING TESTING
Information Patent Grant
Grounding inserts
- Patent number 6,861,667
- Issue date Mar 1, 2005
- Johnstech International Corporation
- Mathew L. Gilk
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Kelvin contact module for a microcircuit test system
- Publication number 20070004245
- Publication date Jan 4, 2007
- JohnsTech International Corporation
- John W. O' Sullivan
- G01 - MEASURING TESTING
Information Patent Application
Kelvin contact module for a microcircuit test system
- Publication number 20050227512
- Publication date Oct 13, 2005
- John W. O'Sullivan
- G01 - MEASURING TESTING
Information Patent Application
Grounding inserts
- Publication number 20040106310
- Publication date Jun 3, 2004
- Mathew L. Gilk
- H01 - BASIC ELECTRIC ELEMENTS