TREA

Isaac S. Simpson

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Particle sizing refinement system
    • Patent number 7,532,986
    • Issue date May 12, 2009
    • AirAdvice, Inc.
    • Steven J. Carnegie
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Particle sizing refinement system
    • Patent number 7,016,791
    • Issue date Mar 21, 2006
    • AirAdvice, Inc.
    • Steven J. Carnegie
    • F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

  • Information Patent Application

    Particle sizing refinement system
    • Publication number 20060009920
    • Publication date Jan 12, 2006
    • Steven J. Carnegie
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    Particle sizing refinement system
    • Publication number 20040138828
    • Publication date Jul 15, 2004
    • Steven J. Carnegie
    • F24 - HEATING RANGES VENTILATING