TREA

Douglas J. Medema

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  • Plainwell, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Trocar
    • Patent number D364924
    • Issue date Dec 5, 1995
    • Richard-Allan Medical Industries, Inc.
    • Douglas J. Medema
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Trocar site stabilizer
    • Patent number D354562
    • Issue date Jan 17, 1995
    • Richard-Allan Medical Industries, Inc.
    • Douglas J. Medema
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Surgical clip applier
    • Patent number D354564
    • Issue date Jan 17, 1995
    • Richard-Allan Medical Industries, Inc.
    • Douglas J. Medema
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Trocar converter
    • Patent number D354565
    • Issue date Jan 17, 1995
    • Richard-Allan Medical Industries, Inc.
    • Douglas J. Medema
    • D24 - Medical and laboratory equipment