TREA

Mark Freeman

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  • Framingham, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rail activated position sensor
    • Patent number 7,439,735
    • Issue date Oct 21, 2008
    • Stoneridge Control Devices, Inc.
    • Susan M. Barnabo
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Target activated sensor
    • Patent number 7,193,412
    • Issue date Mar 20, 2007
    • Stoneridge Control Devices, Inc.
    • Mark Freeman
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Target activated sensor
    • Publication number 20050225317
    • Publication date Oct 13, 2005
    • Mark Freeman
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Rail activated position sensor
    • Publication number 20050099175
    • Publication date May 12, 2005
    • Susan M. Barnabo
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Rail activated position sensor
    • Publication number 20050062467
    • Publication date Mar 24, 2005
    • Susan M. Barnabo
    • B60 - VEHICLES IN GENERAL