Patents by Inventor Douglas A. BRISTOW

Douglas A. BRISTOW 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 METROLOGY-IN-THE-LOOP ROBOT CONTROL
    Publication number: 20230075352
    Abstract: In an industrial robot, an external high-precision metrology tracking system, such as a laser tracker system, is used to directly measure robot kinematic errors and corrections are implemented during processing so that the end effector of the robot may be accurately positioned so that a tool or other object carried by the robot effector can carry out a designated function, such as machining a workpiece or other operation requiring that the effector be accurately positioned with respect to a workpiece.
    Type: Application
    Filed: February 26, 2021
    Publication date: March 9, 2023
    Applicant: THE CURATORS OF THE UNIVERSITY OF MISSOURI
    Inventors: Mitchell R. WOODSIDE, Douglas A. BRISTOW, Robert G. LANDERS