Patents by Inventor Tomiji Minami

Tomiji Minami 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).

  • Patent number: 4883104
    Abstract: A studded tire apparatus for a wheel rotatably mounted on a vehicle, a tire being mounted on the wheel. The tire has a plurality of angularly spaced pairs of passages formed therein leading to the outer peripheral surface thereof, and a belt extends movably through each of the pairs of passages. A stud is fastened to each of the belts and is movable with the associated belt between projected and retracted positions. A gear train is mounted on the wheel and connected with the belts for moving the belts and the studs between the above positions, and an electric motor is connected to the gear train for operating the gear train.
    Type: Grant
    Filed: June 16, 1988
    Date of Patent: November 28, 1989
    Inventor: Tomiji Minami