Patents by Inventor Rupert A. Riley

Rupert A. Riley has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Multiple keyboard switch
    Patent number: 4965560
    Abstract: A switch module for coupling a plurality of keyboards to an AT-type personal computer includes a plurality of inputs. An input is associated with each of the keyboards. The plurality of inputs is selectively switched to a set of output lines which are coupled to the keyboard input of the AT-type computer. A plurality of displays is provided, driven from a common display output of the AT-type computer. The switch module includes one or more electrically operable relays.
    Type: Grant
    Filed: November 17, 1988
    Date of Patent: October 23, 1990
    Inventor: Rupert A. Riley