Patents by Inventor Michael C. Laker

Michael C. Laker 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).

  • Soil conditioning
    Patent number: 5248327
    Abstract: The soil aggregate stability of a soil, particularly a crusting or compacting soil, is improved by the addition of a coal-derived product which is a humic acid gel, a humic acid salt gel, a humic acid salt which is capable of forming a gel in water or mixtures thereof.
    Type: Grant
    Filed: May 18, 1992
    Date of Patent: September 28, 1993
    Assignee: National Energy Council
    Inventors: Michael C. Laker, Johannes Dekker, Izak J. Cronje