Patents by Inventor Kojiro Kawaguchi

Kojiro Kawaguchi 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).

  • Linear motor-driven conveyor means
    Patent number: 4800818
    Abstract: A linear motor-driven conveyor means includes a linear motor and a linear step motor and provides high speed conveying and sotp position determining of high accuracy with a simple controlling device.
    Type: Grant
    Filed: November 3, 1986
    Date of Patent: January 31, 1989
    Assignee: Hitachi Kiden Kogyo Kabushiki Kaisha
    Inventors: Kojiro Kawaguchi, Shohei Furukawa
  • Conveying system utilizing a linear pulse motor
    Patent number: 4644870
    Abstract: The present invention provides a conveying system for use for carrying the work, equipped with a conveying truck having a mover of a linear pulse motor fixed at its side bottom and main travelling rails having stators mounted thereon, there being provided openings for use in operation with specified areas about the central part of the aforementioned conveying truck, thereby permitting the operation to be performed from below on the work loaded on the conveying truck, and with the stators of the aforementioned linear pulse motor located at stations for the conveying truck, the aforementioned mover and the stators composing the linear pulse motor.
    Type: Grant
    Filed: October 22, 1984
    Date of Patent: February 24, 1987
    Assignee: Hitachi Kiden Kogyo Kabushiki Kaisha
    Inventors: Toshiro Higuchi, Shigeki Kamei, Kojiro Kawaguchi