Patents by Inventor Tokuki Miura

Tokuki Miura 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).

  • Unmanned vehicle guidance system
    Patent number: 4864207
    Abstract: An unmanned vehicle guidance system has a guide lane pattern and sensors. The guide lane pattern is formed by placing or burying an object to be detected in a lattice manner on or in a floor surface. The sensors are loaded on an unmanned vehicle and detect the object to be detected.
    Type: Grant
    Filed: March 22, 1989
    Date of Patent: September 5, 1989
    Assignee: NEC Corporation
    Inventors: Tokuki Miura, Fumio Yamauchi
  • Magnetic object detecting system for automated guided vehicle system
    Patent number: 4800978
    Abstract: An improved magnetic object detecting system having high sensitivity and noise immunity is disclosed.The detection system is of the type having a stimulation coil for generating a magnetic field and a pair of magnetic field detection coils, and the stimulation coil is of a magnetic core type employing a magnetic core.
    Type: Grant
    Filed: November 8, 1985
    Date of Patent: January 31, 1989
    Assignee: NEC Corporation
    Inventors: Yasuhiro Wasa, Yojiro Kondo, Tokuki Miura