Patents by Inventor Daniel P. Modzeleski

Daniel P. Modzeleski 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).

  • Automatic depth control for trencher
    Patent number: 5559725
    Abstract: A method and apparatus for controlling a trencher having a tractor that is propelled along terrain and a trenching implement adjustably mounted to the tractor at a rearward portion thereof with respect to movement of the tractor along the terrain includes monitoring movement of the tractor as it is propelled along terrain in order to survey the contour of the terrain and adjusting the position of the trenching implement with respect to the tractor as a function of the contour of the terrain in the vicinity of the trencher.
    Type: Grant
    Filed: October 7, 1994
    Date of Patent: September 24, 1996
    Assignee: Laser Alignment, Inc.
    Inventors: Edward G. Nielson, Timothy S. DeBruine, Daniel P. Modzeleski, Ross C. Stoepker