TREA

John Mark MacKelden

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  • Bristol, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tape drive apparatus and method
    • Patent number 8,576,505
    • Issue date Nov 5, 2013
    • Hewlett-Packard Development Company, L.P.
    • Nigel Ronald Evans
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Data structure, data storage apparatus and method
    • Patent number 7,379,255
    • Issue date May 27, 2008
    • Hewlett-Packard Development Company, L.P.
    • Nigel Ronald Evans
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Data storage apparatus and method
    • Patent number 7,324,297
    • Issue date Jan 29, 2008
    • Hewlett-Packard Development Company, L.P.
    • Nigel Ronald Evans
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Data transfer apparatus head cleaning
    • Patent number 7,321,478
    • Issue date Jan 22, 2008
    • Hewlett-Packard Development Company, L.P.
    • John Mark Mackelden
    • G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents