Patents by Inventor Michael W. Cunningham

Michael W. Cunningham 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: 6386820
    Abstract: A hoist device mountable to a plow mount includes a connecting mount. The connecting mount is adapted for removably coupling to a top portion of the plow mount. A hoist mount is removably coupled to the connecting mount and includes a first rod that is removably coupled to the connecting mount. A second rod is elongate and has a first end and a second end. The first end of the second rod is integrally coupled to the first rod in a generally perpendicular orientation. A third rod is elongate and has a first end and a second end. The third rod is pivotally coupled to the second end of the second rod so that the first end of the third rod is positioned generally adjacent to the second end of the second rod. The second end of the third rod is selectively urged in a vertical motion.
    Type: Grant
    Filed: August 11, 2000
    Date of Patent: May 14, 2002
    Inventor: Michael W. Cunningham