TREA

Mark Hoffmann

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  • Chapel Hill, NC, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Man-machine interface
    • Patent number 6,181,331
    • Issue date Jan 30, 2001
    • Siemens Power Transmission & Distribution, Inc.
    • John J. Trainor
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Man-machine interface
    • Patent number 5,844,550
    • Issue date Dec 1, 1998
    • Siemens Power Transmission & Distribution, LLC
    • John J. Trainor
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Data logging in a voltage regulator controller
    • Patent number 5,500,806
    • Issue date Mar 19, 1996
    • Siemens Energy & Automation, Inc.
    • Michael A. Bellin
    • G05 - CONTROLLING REGULATING