Patents by Inventor Timothy J. Watkins

Timothy J. Watkins 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).

  • Authentication of intelligent electronic devices (IEDs) using secure association keys (SAKs)
    Patent number: 11601278
    Abstract: An intelligent electronic device (IED) includes memory and a processor operatively coupled to the memory. The processor is configured to establish, over a communication network of a power system, a communication link according to a media access control security (MACsec) Key Agreement (MKA). The TED receives a plurality of access control secure association keys (SAKs) via the communication link. The TED receives one or more checked-out SAKs indicating a request to access the TED The TED allows access based on the one or more checked-out access control SAKs matching at least one of the plurality of access control SAKs.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: March 7, 2023
    Assignee: Schweitzer Engineering Laboratories, Inc.
    Inventors: Colin Gordon, Timothy J. Watkins, Paul Stoaks, Duane C. Skelton, Dennis Gammel
  • AUTHENTICATION OF INTELLIGENT ELECTRONIC DEVICES (IEDS) USING SECURE ASSOCIATION KEYS (SAKS)
    Publication number: 20220311615
    Abstract: An intelligent electronic device (IED) includes memory and a processor operatively coupled to the memory. The processor is configured to establish, over a communication network of a power system, a communication link according to a media access control security (MACsec) Key Agreement (MKA). The TED receives a plurality of access control secure association keys (SAKs) via the communication link. The TED receives one or more checked-out SAKs indicating a request to access the TED The TED allows access based on the one or more checked-out access control SAKs matching at least one of the plurality of access control SAKs.
    Type: Application
    Filed: March 25, 2021
    Publication date: September 29, 2022
    Applicant: Schweitzer Engineering Laboratories, Inc.
    Inventors: Colin Gordon, Timothy J. Watkins, Paul Stoaks, Duane C. Skelton, Dennis Gammel
  • Column rotator
    Patent number: 10843302
    Abstract: A rotator is disclosed. The rotator includes a base and a mounting ring supported by the base. The rotator further includes a plurality of rollers on which the mounting ring rests when the rotator is fully assembled. The rotator is configured to support a steel column and allow rotation of the steel column to facilitate fabrication of the steel column.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: November 24, 2020
    Assignee: Steel Services Inc.
    Inventor: Timothy J. Watkins
  • COLUMN ROTATOR
    Publication number: 20190202011
    Abstract: A rotator is disclosed. The rotator includes a base and a mounting ring supported by the base. The rotator further includes a plurality of rollers on which the mounting ring rests when the rotator is fully assembled. The rotator is configured to support a steel column and allow rotation of the steel column to facilitate fabrication of the steel column.
    Type: Application
    Filed: January 3, 2019
    Publication date: July 4, 2019
    Inventor: Timothy J. Watkins