Patents by Inventor Eliahu David

Eliahu David 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: 5560606
    Abstract: A cubicle maze puzzle including a transparent cubicle main portion having an upper end and a lower end. The main portion has transparent walls formed therein. The walls define a plurality of chambers within the main portion. The walls have a plurality of apertures formed therein defining a tortuous path from an entrance point in the upper end to an exit point in the lower end. The device includes a ball that is dimensioned for receipt within the entrance point of the transparent cubicle main portion for traveling though the tortuous path defined by the plurality of apertures to be ejected outwardly through the exit point.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: October 1, 1996
    Inventor: Eliahu David