TREA

Joseph W. Pyrz

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  • Fairfield, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Oral compositions
    • Patent number 4,988,500
    • Issue date Jan 29, 1991
    • The Procter & Gamble Company
    • Mary A. Hunter
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Anticalculus compositions
    • Patent number 4,847,070
    • Issue date Jul 11, 1989
    • The Procter & Gamble Company
    • Joseph W. Pyrz
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE