Patents by Inventor Arnold. J. Topham

Arnold. J. Topham 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: 4637328
    Abstract: A mechanically operated no-till planting apparatus for repeatedly and successively penetrating the soil to a predetermined depth at a predetermined spacing, depositing a quantity of seed and/or adjacent thereto repeatedly, simultaneously and successively penetrating the soil to a predetermined depth at a predetermined spacing and depositing a quantity of fertilizer with the piercing and metering devices constructed of an outer member cooperatively operating with an inner member with the outer and inner members partially operating in unison and partially operating independently of each other to accomplish piercing of the soil, metering of seed and/or fertilizer and depositing the seed and/or fertilizer in the soil as the metering and piercing devices operate in the vertical plane with a sled and transporting device, the sled and transporting device moving in the horizontal plane.
    Type: Grant
    Filed: July 25, 1984
    Date of Patent: January 20, 1987
    Assignee: Dibbler, Inc.
    Inventors: Arnold. J. Topham, Harry W. Wilson