TREA

Dennis J. Wrobleski

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  • Grand Rapids, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air purifier
    • Patent number D1014727
    • Issue date Feb 13, 2024
    • Bissell Inc.
    • Derek Everett Smith
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Robotic vacuum cleaner
    • Patent number D862010
    • Issue date Oct 1, 2019
    • Bissell Homecare, Inc.
    • Derek Everett Smith
    • D32 - Washing, cleaning, or drying machine