Patents by Inventor James E. Hubbell

James E. Hubbell 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).

  • APPARATUS FOR MEASURING PROPERTIES OF GOLF PUTTING SURFACE
    Publication number: 20220355177
    Abstract: A method for measuring physical properties, e.g., firmness, smoothness, trueness, green speed, of a playing surface on a golf course, includes performing measurements via a measurement apparatus. The measurement apparatus includes a spherical sensor, which in turn includes an accelerometer for measuring motion data relating to motion of the spherical sensor, a memory for storing the motion data, and a communication module for wirelessly transmitting the motion data to a computing device.
    Type: Application
    Filed: May 5, 2022
    Publication date: November 10, 2022
    Inventors: James E. Hubbell, Scott A. Mingay, Matthew M. Pringle, Stephen U. States