Patents by Inventor Dan Hershkovitz

Dan Hershkovitz 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).

  • Sculpture puzzle
    Patent number: 5806853
    Abstract: A sculpture puzzle which includes a base and a core which is attached to, and extends from, the base. The sculpture puzzle is constructed by sequentially mounting a number of planar segments to form a three dimensional figure.
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: September 15, 1998
    Inventors: Gil Druckman, Dan Hershkovitz
  • Sculpture puzzle
    Patent number: 5683086
    Abstract: A sculpture puzzle which includes a base and a core which is attached to, and extends from, the base. The sculpture puzzle is constructed by sequentially mounting a number of planar segments to form a three dimensional figure.
    Type: Grant
    Filed: July 8, 1996
    Date of Patent: November 4, 1997
    Inventors: Gil Druckman, Dan Hershkovitz