Method and system for surveying using RFID devices

  • US 8,500,005 B2
  • Filed: 09/02/2011
  • Issued: 08/06/2013
  • Est. Priority Date: 05/20/2008
  • Status: Active Grant
  • ×

    Create Patent Alert


    *Certain alert events are not available for your current subscription level. Upgrade
  • Save
    ×



    ×

    Thank you for your feedback

    ×
    ×