Patents by Inventor Stephen John Pierz

Stephen John Pierz 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).

  • Patent number: 9809959
    Abstract: A retention system is provided for use in connecting a replaceable tool to a work implement. The retention system may have a generally cylindrical pin with a first hollow end, and a second hollow end located opposite the first hollow end. The retention system may also have a first fastener configured to engage the first hollow end and cause the first hollow end to flare radially outward. The retention system may further have a second fastener configured to engage the second hollow end and cause the second hollow end to flare radially outward.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: November 7, 2017
    Assignee: Caterpillar Inc.
    Inventors: Susan Marie Graham, Stephen John Pierz, Ronald Mark Ginn
  • Publication number: 20160115674
    Abstract: A retention system is provided for use in connecting a replaceable tool to a work implement. The retention system may have a generally cylindrical pin with a first hollow end, and a second hollow end located opposite the first hollow end. The retention system may also have a first fastener configured to engage the first hollow end and cause the first hollow end to flare radially outward. The retention system may further have a second fastener configured to engage the second hollow end and cause the second hollow end to flare radially outward.
    Type: Application
    Filed: October 8, 2015
    Publication date: April 28, 2016
    Applicant: CATERPILLAR INC.
    Inventors: Susan Marie GRAHAM, Stephen John PIERZ, Ronald Mark GINN
  • Publication number: 20080103835
    Abstract: Systems and methods are disclosed for providing road insurance for a road construction project. In one embodiment, a customer may request a first insurance coverage amount for a road in a road insurance management system. The road insurance management system may determine, based on one or more design requirements, a design score for the road, and determine, based on one or more build requirements, a build score for the road. The road insurance management system may further determine a road project score based on the design score and the build score. The road insurance management system may determine a road insurance premium based on the first insurance coverage amount and the road project score.
    Type: Application
    Filed: October 31, 2006
    Publication date: May 1, 2008
    Inventors: Paul Thomas Corcoran, Ulf Johan Lindqwister, Stephen John Pierz, Michael Irvin Cline