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Robert J. Mattila

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  • Mahtomedi, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Powder dispenser
    • Patent number 6,119,688
    • Issue date Sep 19, 2000
    • 3M Innovative Properties Company
    • Ralph Duane Whaley
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Powder dispenser
    • Patent number 6,029,661
    • Issue date Feb 29, 2000
    • 3M Innovative Properties Company
    • Ralph Duane Whaley
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Attenuator for use with respirators
    • Patent number 5,720,280
    • Issue date Feb 24, 1998
    • Minnesota Mining and Manufacturing Company
    • Gerald V. Elstran
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    First stage pressure regulator for emergency breathing apparatus
    • Patent number 5,619,988
    • Issue date Apr 15, 1997
    • Minnesota Mining and Manufacturing Company
    • Robert J. Mattila
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Positive/negative air pressure adaptor for use with respirators
    • Patent number 5,592,935
    • Issue date Jan 14, 1997
    • Minnesota Mining and Manufacturing Company
    • Gerald V. Elstran
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Radiographic image reader
    • Patent number 5,440,146
    • Issue date Aug 8, 1995
    • Minnesota Mining and Manufacturing Company
    • James E. Steffen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY