Patents by Inventor Ralph Theriault

Ralph Theriault 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: 5421140
    Abstract: A tree compressing and binding apparatus has particular usefulness in handling of Christmas trees, employs a hydraulic power system which utilizes the even stroke of one or a plurality of hydraulic cylinders to drive a tree through a loader funnel. The apparatus is capable of being used in harsh weather environments and provides a low cost mechanism for packaging trees either for point of sales use or for large scale harvesting and shipping jobs.
    Type: Grant
    Filed: November 30, 1993
    Date of Patent: June 6, 1995
    Inventor: Ralph Theriault