Patents by Inventor James B. Pitman

James B. Pitman 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).

  • Collision avoidance in a multinode data communication network
    Patent number: 4755990
    Abstract: Apparatus and method for collision avoidance in a multinode data communications bus, the bus having a plurality of nodes coupled thereto for transmitting and receiving data over the bus, the bus further including a BUS BUSY signal line bidirectionally connected in common between the nodes, each of the nodes being operable for asserting the BUS BUSY signal line and also for determining the state of the BUS BUSY signal line.
    Type: Grant
    Filed: October 8, 1987
    Date of Patent: July 5, 1988
    Assignee: Karl Suss America, Inc.
    Inventors: Walter Bohler, Michael E. Forsberg, R. Emmett Hughlett, James B. Pitman