Patents Assigned to Weber Precision Graphics
  • Fail safe membrane switches
    Patent number: 7645956
    Abstract: Membrane switches have at least one trace with two leads, such that its integrity can be tested during deployment of the switch.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: January 12, 2010
    Assignee: Weber Precision Graphics
    Inventors: Henry G. Weber, Manuel Estrada, John Rowe, Jeffrey F. Johnson, Edward W. Duhon