Patents by Inventor Edwin D. Harris

Edwin D. Harris 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).

  • Land clearing root plow and soil aerator
    Patent number: 4895211
    Abstract: A plow having a forwardly facing V-notched digger blade, lifting wings, side arms, frame members, ears for attaching a hitch and breakable attachment of the hitch to the tow vehicle is provided. In use the plow cuts or digs out subterranean plant roots, and lifts soil for aeration.
    Type: Grant
    Filed: November 2, 1987
    Date of Patent: January 23, 1990
    Inventor: Edwin D. Harris