Patents Examined by Ashok Mannova
  • Methods and apparatus for using multiple keyboards connected in a daisy chain to a keyboard port of a computer
    Patent number: 5576706
    Abstract: Multiple keyboards (chord or standard format) are connected in a daisy chain fashion to a computer using only the keyboard port of the computer. The keyboard system has an input connector and an output connecter, wherein a child keyboard system that includes a plurality of keys corresponding to characters is connected to the input connector and one of a computer and a parent keyboard system that includes a plurality of keys corresponding to characters is connected to the output connector.
    Type: Grant
    Filed: February 3, 1994
    Date of Patent: November 19, 1996
    Assignee: Infogrip, Inc.
    Inventors: Darrin P. Daigle, John L. Hilburn