TREA

William Depel

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  • Lowell, IN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tracheal tube for laser surgery
    • Patent number 5,027,812
    • Issue date Jul 2, 1991
    • Bivona, Inc.
    • Seymour W. Shapiro
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Speech prosthesis device
    • Patent number 4,820,304
    • Issue date Apr 11, 1989
    • Bivona, Inc.
    • William A. Depel
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Voice prosthesis device
    • Patent number 4,610,691
    • Issue date Sep 9, 1986
    • Purdue Research Foundation
    • William A. Depel
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Tracheostoma valves
    • Patent number 4,582,058
    • Issue date Apr 15, 1986
    • Bivona, Inc.
    • William A. Depel
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Outside locking tracheal tube
    • Patent number 4,304,228
    • Issue date Dec 8, 1981
    • Bivona Surgical Instruments, Inc.
    • William Depel
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE