Patents by Inventor David M. Seem

David M. Seem 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).

  • Fruit dislodger for a harvesting machine
    Patent number: 4175621
    Abstract: A tomato harvester includes means for severing tomato plants below ground and for depositing them on a movable conveyor on which the tomatoes are separated from the vines. A plurality of flexible spring-like elements extend vertically downwardly toward the conveyor and are moved transversely back and forth across the conveyor to move the flexible elements into contact with the tomato plants as they are conveyed to assist in dislodging the tomatoes from the vines.
    Type: Grant
    Filed: August 25, 1977
    Date of Patent: November 27, 1979
    Inventor: David M. Seem
  • Harvesting machine with an expandable truck loader
    Patent number: 4169536
    Abstract: A truck loader is provided for loading tomatoes from a harvester machine onto a truck and includes means for extending or retracting the loader to different positions so that the harvester machine may pass through different rows of crop and load the truck traveling along the same path at different distances.
    Type: Grant
    Filed: October 27, 1977
    Date of Patent: October 2, 1979
    Inventor: David M. Seem