TREA

S. Mill Calvert

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  • Manassas, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oil exploration probe
    • Patent number 9,169,695
    • Issue date Oct 27, 2015
    • OEP Associates, Trustee for Oil exploration probe CRT Trust
    • S. Mill Calvert
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Soil stabilizer
    • Patent number 9,121,156
    • Issue date Sep 1, 2015
    • SS Associates, Trustee for Soil stabilizer CRT Trust
    • S. Mill Calvert
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Geo-diving device
    • Patent number 9,115,542
    • Issue date Aug 25, 2015
    • GDD Associates, Trustee for Geo-diving device CRT Trust
    • S. Mill Calvert
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Repetitive charge seismology unit
    • Patent number 9,109,401
    • Issue date Aug 18, 2015
    • RCSU Associates, Trustee for Repetitive charge seismology unit CRT Trust
    • S. Mill Calvert
    • E21 - EARTH DRILLING MINING