TREA

Michel Masse

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  • Brossard, CA
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optimized mine ventilation system
    • Patent number 11,466,568
    • Issue date Oct 11, 2022
    • HOWDEN CANADA INC.
    • Michel Masse
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Optimized mine ventilation system
    • Patent number 10,539,018
    • Issue date Jan 21, 2020
    • HOWDEN ALPHAIR VENTILATING SYSTEMS INC.
    • Michel Masse
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Optimized mine ventilation system
    • Patent number 9,551,218
    • Issue date Jan 24, 2017
    • HOWDEN ALPHAIR VENTILATING SYSTEMS INC.
    • Michel Masse
    • G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents