Patents Assigned to Sensor Research & Development
  • Magnetic pattern verification system
    Patent number: 6029891
    Abstract: An apparatus for reading radially patterned magnetic data from circular objects, such as tokens used by the gaming, transportation, entertainment and other industries. A method of reading the data from such a token.
    Type: Grant
    Filed: May 29, 1998
    Date of Patent: February 29, 2000
    Assignee: Sensor Research & Development
    Inventors: Carl J. Freeman, Joshua J. Caron, Reichl B. Haskell, Joseph R. Jahoda