Patents by Inventor Don D. Daugherty

Don D. Daugherty 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).

  • Paddle wheel kit for pontoon boat
    Patent number: 4439164
    Abstract: A power assembly for converting a conventional commercial pontoon boat usually driven with an outboard motor to a paddle wheel driven boat.
    Type: Grant
    Filed: August 27, 1981
    Date of Patent: March 27, 1984
    Inventor: Don D. Daugherty