Patents by Inventor Steven P. Tulloh

Steven P. Tulloh 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).

  • Data processing system having a plurality of channel processors
    Patent number: 4056843
    Abstract: Disclosed is a data processing system including a channel unit which services a plurality of channels. The channel unit is connected between the data processing system and the control units which control the operations of I/O devices. The channel unit includes one processor for controlling transfers between channel storage and system storage and having another processor for controlling transfers between input/output devices and channel storage.
    Type: Grant
    Filed: June 7, 1976
    Date of Patent: November 1, 1977
    Assignee: Amdahl Corporation
    Inventors: Richard L. Bishop, Steven P. Tulloh