Patents by Inventor Gunter Heppel

Gunter Heppel 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).

  • Method and apparatus for stabilizing friction soil and adjacent cohesion soil layers
    Patent number: 5192168
    Abstract: Soil nails are entrained into the ground by vibration of a beam or compacn probe into the ground and remain behind when the beam is removed to transfix a friction soil layer and anchor it to the cohesion soil layer.
    Type: Grant
    Filed: April 30, 1992
    Date of Patent: March 9, 1993
    Assignee: Dr.-Ing. Ludwig Muller & Sohne Gesellschaft fur Bautechnik mbH & Co. KG
    Inventors: Karl R. Massarsch, Gunter Heppel