Patents by Inventor Edward A. Heikkinen

Edward A. Heikkinen 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: 6758459
    Abstract: The weed puller comprises foot block molded out of plastic material with tines molded into a forward end and with an aperture formed in its upper surface for receiving a handle. In the embodiment disclosed, the foot block comprises two opposite facing sides and six edge surfaces which comprises a front surface, an upper surface, a fulcrum transverse to the upper surface and which comprises a rear surface, a bottom surface, and a forward fulcrum surface. A surface also extends from the forward fulcrum surface to the first end. The tines are molded into the block and extend out of the front surface.
    Type: Grant
    Filed: January 23, 2003
    Date of Patent: July 6, 2004
    Inventors: Edward A. Heikkinen, Doris A. Heikkinen
  • Patent number: 4243206
    Abstract: An apparatus for removing weeds or other plants comprising a handle having a foot operated lever pivotally coupled to one end. A plurality of tines are connected to the front end of the lever for insertion into the ground for removing weeds or other plants as the front end of the lever is pivoted upward. The tines extend through apertures formed through a clean off plate which is adapted to slide on the tines between a rearward position near the front end of the lever and a forward position near the front ends of the tines. As the handle is pivoted forward, the clean off plate is moved forward by the end of the handle to clean weeds, dirt, etc. from the tines.
    Type: Grant
    Filed: May 11, 1979
    Date of Patent: January 6, 1981
    Inventors: Verner E. Heikkinen, Edward A. Heikkinen