Patents by Inventor James Garfield Shinn, II

James Garfield Shinn, II 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 sampler
    Patent number: 5921328
    Abstract: An apparatus for obtaining subterranean soil samples includes an elongated housing having a passageway extending longitudinally therethrough, a tip assembly movable through the passageway, and a locking device for releasably preventing the tip assembly from moving from a first portion of the passageway to a second portion of the passageway. The sampling method includes the steps of inserting the sampling apparatus into the ground, unlocking the tip assembly, pulling the tip assembly through the passageway and retaining the tip assembly in the second portion of the passageway. A device is provided for creating a vacuum pressure above the sample material as the tip assembly is retracted and for retaining the sample material in a sample chamber.
    Type: Grant
    Filed: May 12, 1997
    Date of Patent: July 13, 1999
    Assignee: Applied Research Associates, Inc.
    Inventors: James W. Babineau, Scott E. Blouin, James Garfield Shinn, II