Patrick G. Smith

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Shakopee, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for monitoring an electrochemical gas sensor
- Patent number 9,057,690
- Issue date Jun 16, 2015
- Sensor Electronics Corporation
- Patrick G. Smith
- G01 - MEASURING TESTING
Information Patent Grant
Device and method for monitoring an electrochemical gas sensor
- Patent number 8,097,146
- Issue date Jan 17, 2012
- Sensor Electronics Corporation
- Patrick G. Smith
- G01 - MEASURING TESTING
Information Patent Grant
Infrared gas detector
- Patent number 7,132,657
- Issue date Nov 7, 2006
- Sensor Electronics Corporation
- Patrick G. Smith
- G01 - MEASURING TESTING
Information Patent Grant
Automatic control circuit for infrared detectors
- Patent number 6,414,310
- Issue date Jul 2, 2002
- Sensor Electronics Corporation
- Patrick George Smith
- G01 - MEASURING TESTING
Information Patent Grant
Fail-safe photoamplifier circuit with a safety light curtain system
- Patent number 5,266,793
- Issue date Nov 30, 1993
- Banner Engineering Corporation
- Patrick G. Smith
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Random signal isolation circuit
- Patent number 4,742,248
- Issue date May 3, 1988
- Detector Electronics Corporation
- Patrick G. Smith
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR MONITORING AN ELECTROCHEMICAL GAS SENSOR
- Publication number 20120086502
- Publication date Apr 12, 2012
- Sensor Electronics Corporation
- Patrick G. Smith
- G01 - MEASURING TESTING
Information Patent Application
DEVICE AND METHOD FOR MONITORING AN ELECTROCHEMICAL GAS SENSOR
- Publication number 20090242398
- Publication date Oct 1, 2009
- Sensor Electronics Corporation
- Patrick G. Smith
- G01 - MEASURING TESTING
Information Patent Application
Gas detector
- Publication number 20050173635
- Publication date Aug 11, 2005
- Patrick G. Smith
- G01 - MEASURING TESTING