Patents by Inventor Lee Wulfekuhle

Lee Wulfekuhle 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).

  • Composition and method for pelletized compost
    Patent number: 9403729
    Abstract: A compost that has been previously cured is subjected to a variety of processes and additional components to result in a pelletized form suitable for commercial and residential applications. A phosphorous component, a potassium component, a lime component, and a plant growth component are added to the fully cured compost to produce a secondary compost. The secondary compost is treated with microwaves to adjust the ration of aerobic to anaerobic bacteria.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: August 2, 2016
    Assignee: Ultra Compost, Inc.
    Inventor: Lee Wulfekuhle