Patents by Inventor Takenori Iida

Takenori Iida 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).

  • Magnetic bubble memory system
    Patent number: 4549282
    Abstract: A magnetic bubble memory system includes a plurality of magnetic bubble devices, each of which has at least one minor loop for storing magnetic bubbles, at least one information transfer gate and replicator. Also included in the system are at least one page-allocation designating circuit provided for a corresponding magnetic bubble device for designating single-page or multi-page mode of access and a control-signal generating circuit which outputs a signal controlling the information transfer and replicator gates in cooperation with the output from the page-allocation designating circuit.
    Type: Grant
    Filed: December 6, 1983
    Date of Patent: October 22, 1985
    Assignee: Fujitsu Limited
    Inventors: Sakan Takai, Takenori Iida, Keiichi Kaneko