Patents by Inventor Yoshimi Kadowaki

Yoshimi Kadowaki 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).

  • Automatic carrier capable of smoothly changing direction of motion
    Patent number: 5526890
    Abstract: In an automatic carrier having a body and a wheel base rotatably mounted on the body, a driving wheel is fixed to the body and a driven wheel is fixed to the wheel base. The direction of the driven wheel can be changed. A lifting mechanism is provided to lift the wheel base, i.e., the driven wheel.
    Type: Grant
    Filed: February 22, 1995
    Date of Patent: June 18, 1996
    Assignee: NEC Corporation
    Inventor: Yoshimi Kadowaki