Patents by Inventor Teruo Moriguchi

Teruo Moriguchi 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).

  • Regenerative repeater
    Patent number: 5046185
    Abstract: A regenerative repeater for regeneratively repeating a signal to be transmitted is inserted in two ring-like transmission lines, and is provided with loop back means for automatically separating the regenerative repeater from the ring-like transmission lines in the condition that a power supply is in a not-yet-turned-on state, so that closed ring-like transmission lines are formed in the form where the regenerative repeater is removed in the condition that the power supply is in the not-yet-turned-on state.
    Type: Grant
    Filed: July 28, 1989
    Date of Patent: September 3, 1991
    Assignees: Hitachi, Ltd., Hitachi Computer Electronic Co., Ltd.
    Inventors: Masato Hirai, Yoshinori Bekki, Sinzi Ikezawa, Teruo Moriguchi