Patents by Inventor Allan E. Hopper

Allan E. Hopper 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: 7607546
    Abstract: There is provided a hoist assembly for attachment to a standard vehicle hitch. The assembly may be levelled horizontally and vertically to provide for safe operation of the hoist. The assembly includes a base member, supported by two vertically adjustable legs and a post attached at one end of the base. A boom is attached and coupled to the post with a ram which provides lift capabilities for the hoist. The base member may be rotated to adjust the vertical position of the post. A load indicator is provided to indicate a load exceeding the capacity of the hoist assembly.
    Type: Grant
    Filed: July 25, 2008
    Date of Patent: October 27, 2009
    Inventor: Allan E. Hopper