Patents by Inventor Ray S. Merewether

Ray S. Merewether 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).

  • Utility locating transmitter apparatus and methods
    Patent number: 9880309
    Abstract: A high-Q human-portable, battery-powered self-correcting tunable resonator in a transmitter apparatus for inducing alternating currents of high quality in buried conductors to facilitate their location is disclosed. The transmitter apparatus may employ an FET-driven capacitive tuning circuit and a coil design that achieves high precision, high-quality transmission signals, and which may be equipped with a high-voltage booster for facilitating fault-localization applications.
    Type: Grant
    Filed: March 28, 2014
    Date of Patent: January 30, 2018
    Assignee: SEESCAN, INC.
    Inventors: Ray S. Merewether, Mark S. Olsson, Jan Soukup, Ryan B. Levin, David A. Cox