Patents by Inventor Fu B. Yu

Fu B. Yu 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: 5580071
    Abstract: A skiing vehicle includes a seat having two rear ski boards secured to the rear and bottom portion and having a beam pivotally coupled to the front portion. The beam includes a front ski board secured to the front portion and includes a pair of foot pedals secured to the front portion for rotating the beam. The rear ski boards are moved forward when the beam and the front ski board are rotated by the foot pedals. The beam may include a rod extended in a curved slot of the seat so as to limit a rotational movement of the beam.
    Type: Grant
    Filed: July 10, 1995
    Date of Patent: December 3, 1996
    Inventor: Fu B. Yu
  • Patent number: 5458351
    Abstract: A skate board includes a beam including two hubs disposed on the end portions. Two axles each includes two wheels and each includes a shaft extended upward through the hubs. A pair of foot supports are secured on top of the shafts and rotated in concert with the shafts, and each includes two curved grooves. A stop bolt is engaged in each of the curved grooves for engaging with the beam so as to limit rotational movement of the foot supports. Another foot support is force-fittedly supported on the middle portion of the beam.
    Type: Grant
    Filed: December 19, 1994
    Date of Patent: October 17, 1995
    Inventor: Fu B. Yu