TREA

John D. Walker

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  • New Castle, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Blood cryopreservation container
    • Patent number 5,250,044
    • Issue date Oct 5, 1993
    • Du Pont Merck Pharmaceutical Company
    • Joseph D. Irr
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Blood cryopreservation container
    • Patent number 5,209,745
    • Issue date May 11, 1993
    • Joseph D. Irr
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE