Patents by Inventor Monte G. Striegel

Monte G. Striegel 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).

  • Trench wall ripper apparatus
    Patent number: 7992328
    Abstract: An apparatus coupled to an excavation bucket for creating a trench sidewall having indentations formed therein.
    Type: Grant
    Filed: May 10, 2010
    Date of Patent: August 9, 2011
    Inventor: Monte G. Striegel
  • TRENCH WALL RIPPER APPARATUS
    Publication number: 20100218402
    Abstract: An apparatus coupled to an excavation bucket for creating a trench sidewall having indentations formed therein.
    Type: Application
    Filed: May 10, 2010
    Publication date: September 2, 2010
    Inventor: Monte G. Striegel
  • Trench wall ripper apparatus
    Patent number: 7712234
    Abstract: An apparatus coupled to an excavation bucket for creating a trench sidewall having indentations formed therein.
    Type: Grant
    Filed: March 30, 2005
    Date of Patent: May 11, 2010
    Inventor: Monte G. Striegel