TREA

Sigfrid D. Soli

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  • Sierra Madre, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure-regulating ear plug
    • Patent number 5,819,745
    • Issue date Oct 13, 1998
    • House Ear Institute
    • J. Phil Mobley
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Pressure-regulating ear plug
    • Patent number 5,755,234
    • Issue date May 26, 1998
    • House Ear Institute
    • J. Phil Mobley
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE