TREA

James M. Ulwelling

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  • Eau Claire, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Respirator belt having bumper cushion
    • Patent number D703806
    • Issue date Apr 29, 2014
    • 3M Innovative Properties Company
    • Jia Hu
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Respirator belt
    • Patent number D683845
    • Issue date Jun 4, 2013
    • 3M Innovative Properties Company
    • Nathan A. Abel
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Respirator belt having flexible air channels
    • Patent number D683013
    • Issue date May 21, 2013
    • 3M Innovative Properties Company
    • Kenneth J. Krepel
    • D24 - Medical and laboratory equipment