TREA

James W. Barfoot

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  • Providence, RI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Shopping cart handle
    • Patent number D341691
    • Issue date Nov 23, 1993
    • Klever-Kart, Inc.
    • Paul G. Begum
    • D34 - Material or article handling equipment
  • Information Patent Grant

    Periodontal probe
    • Patent number D321400
    • Issue date Nov 5, 1991
    • Bausch & Lomb Professional Dental Products, Inc.
    • Ralph A. Beckman
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Periodontal probe
    • Patent number 4,995,403
    • Issue date Feb 26, 1991
    • Bausch & Lomb Professional Dental Products, Inc.
    • Ralph A. Beckman
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE