Patents Assigned to Automated Market Systems, L.P.
  • Patent number: 5243331
    Abstract: A keypad for interacting with a computer system having a display screen. The keypad includes a substantially planar base surface. A numeric/control key cluster is positioned on a first half of said planar base surface. The numeric/control key cluster incudes a 10-digit numeric key set, a plurality of cursor movement keys, and a plurality of control keys. A screen select key cluster is positioned on a second half of said planar base surface. The screen select key cluster includes a plurality of control keys for controlling display of information on the display screen.
    Type: Grant
    Filed: December 18, 1992
    Date of Patent: September 7, 1993
    Assignee: Automated Market Systems, L.P.
    Inventors: Robert G. McCausland, Richard F. Kearns