Patents by Inventor Joseph O. Dulak

Joseph O. Dulak 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: 5464067
    Abstract: A golf marker cleaner having a housing with a central bore with a set of individually retractable soil-engaging arms, each having one end pivotally connected to the housing and a second end with a soil-engaging tine to prevent movement of the soil-engaging arm, with a rotatable shaft extending through the bore in said housing and rotatably journaled therein to permit rotation of the shaft about the central axis, and a resilient pad attached to the shaft, with the resilient pad having a surface for rotatingly engaging a top surface of a marker on a golf course without marring the surface of the marker and to limit the axial displacement of soil-cutting blades connected to the shaft, with the soil cutting blade having U-shaped cutting blades located thereon to permit an operator to rotate the soil-cutting blade to cut free an annular portion of soil and grass located around the golf course marker.
    Type: Grant
    Filed: January 11, 1994
    Date of Patent: November 7, 1995
    Inventor: Joseph O. Dulak