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David C. Mitchell

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  • West Barnstable, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of thermoforming plastic articles
    • Patent number 5,795,535
    • Issue date Aug 18, 1998
    • Sencorp Systems, Inc.
    • Anthony Giovannone
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Compact disc holder
    • Patent number 5,542,532
    • Issue date Aug 6, 1996
    • David C. Mitchell
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL