Malcolm J. Critchley

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Scottsdale, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
System and method for quickly discharging a DC relay
- Patent number 8,164,865
- Issue date Apr 24, 2012
- Leach International Corporation
- Malcolm J. Critchley
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for quickly discharging an AC relay
- Patent number 8,116,059
- Issue date Feb 14, 2012
- Leach International Corporation
- Malcolm J. Critchley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System for precisely controlling the operational characteristics of...
- Patent number 8,094,427
- Issue date Jan 10, 2012
- Leach International Corporation
- Malcolm J. Critchley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High level arc fault detector
- Patent number 7,023,196
- Issue date Apr 4, 2006
- Leach International Corporation
- Imtiaz Khan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR PRECISELY CONTROLLING THE OPERATIONAL CHARACTERISTICS OF...
- Publication number 20100177453
- Publication date Jul 15, 2010
- Malcolm J. Critchley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR QUICKLY DISCHARGING AN AC RELAY
- Publication number 20090284878
- Publication date Nov 19, 2009
- Malcolm J. Critchley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM AND METHOD FOR QUICKLY DISCHARGING A DC RELAY
- Publication number 20090284879
- Publication date Nov 19, 2009
- Malcolm J. Critchley
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
High level arc fault detector
- Publication number 20050127922
- Publication date Jun 16, 2005
- Imtiaz Khan
- G01 - MEASURING TESTING