Patents by Inventor Jian Ho Liu

Jian Ho Liu 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: 5548912
    Abstract: This construction is one type of water filled crystal ball with driven steel balls. The main parts include, a water filled crystal ball and fixed base. On the top periphery of this round fixed base is placed a continuous track. This track is filled with steel balls. On the bottom face of the above mentioned fixed base is a rotatable flexible base which is driven by a music box spindle located in the fixed flexible base. The rotation of this base, causes the rotation and thus movement of the above mentioned steel balls which circulate within the track. Decorative objects then move within the space above the fixed base.
    Type: Grant
    Filed: April 29, 1994
    Date of Patent: August 27, 1996
    Inventor: Jian Ho Liu