Schweitzer Engineering Laboratories, Inc.

United States of America


Create a watch for Schweitzer Engineering Laboratories, Inc.
Total IP 913
Total IP Rank # 1,462
IP Activity Score 3.4/5.0    429
IP Activity Rank # 1,640
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

633 63
0 5
207 1
4
 
Last Patent 2025 - Testing system for distributed p...
First Patent 1986 - Fault indicator having improved ...
Last Trademark 2025 - SEL
First Trademark 1988 - SEL

Subsidiaries

1 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 G/S Computer hardware and software for receiving and transmitting communications and interfacing with...
Invention Protection through a power transformer using compensated voltages and currents. A distance prote...
2024 Invention Adaptive clock offset estimation for protection devices without time-based synchronization. A sy...
Invention Voltage selection control scheme for synchronism check in digital substations. A system for volt...
Invention Fault current sensor with adjacent phase fault immunity. A multiport current sensor is disclosed...
Invention Current sensor with adjacent conductor rejection. A multiport current sensor is disclosed for me...
Invention Testing system for distributed power delivery protection or control system. A system comprises a...
Invention High-impedance differential protection using a diversity of signals. A system for high-impedance ...
2023 Invention Firmware validation for power delivery system using simulated power delivery system values. Syst...
Invention Settings or firmware validation for power delivery system using power delivery system values befo...
Invention High-impedance bus differential protection. A system for high impedance bus protection that incl...
Invention Offline test mode sdn validation. Various examples of systems and methods are described herein in...
Invention Single phase broken conductor detection. The present disclosure relates to systems and methods t...
Invention Test point voltage sensor. A system for monitoring a voltage of a conductor of an electric power...
Invention Protective device with multi-channel line current differential protection. The presently describ...
Invention Adaptive protective relay event reports. The present application relates to generating adaptive ...
Invention Systems and methods for power delivery system topology-based interlocking. An electric power sys...
Invention Electric power system control with packet stream redundancy and correction. Electric power deliv...
Invention Line reactor protection security using local frequency measurement. The present application discl...
Invention Parallel redundancy protocol error detection. This disclosure pertains to systems and methods to...
Invention Unbalance protection for shunt capacitor banks. Protection of shunt capacitor banks in electric p...
Invention Communication device operable under multiple control planes. Disclosed are systems and methods f...
Invention Communication system configuration using substation configuration language file. Disclosed are s...
Invention Communication device operable to switch between multiple control plane types. Disclosed are syst...
Invention Communication of network time synchronization. Disclosed are systems and methods for configuring...
Invention Identification pattern for electronic device. A method of manufacture includes applying an ident...
G/S Electrical circuit condition monitoring devices, namely, electrical current fault indicators, ele...
Invention Bit pattern sequence compressor. An electric power system may include numerous devices electrical...
Invention Gnss authentication through multi-site observables and data comparisons. Systems, methods, and d...
Invention Multiphase power-harvesting sensor devices and systems. A current transformer (CT) isolation cla...
Invention Systems and methods for network traffic monitoring. Systems and methods may be used to assess ne...
Invention Single-ended broken conductor detection logic using incremental quantities. A method and a system...
Invention Selective stator ground fault protection using positive-sequence voltage reference. Disclosed are...
Invention Scalable electric power controls system using stateless services. Computational algorithms or “so...
Invention Asynchronous distributed control design using tiered automation algorithms. A distributed contro...
2022 Invention Synchronization with multiple time sources. A satellite-synchronized network clock may include a...
Invention Fiber optic signal monitoring. A fiber optic communication system may include a transmitting subs...
Invention Traveling wave analysis and fault locating for electric power systems. Systems may include a firs...
Invention Magnetic core winder for powerline-mounted devices. Systems and methods include using a magnetic...
Invention Folded current sense shunt resistor. A shunt resistor may, in some cases, receive interference fr...
Invention Cybersecurity in electric power systems. Disclosed herein are systems, devices, and methods for i...
Invention Fault location estimation using incremental quantities. A method and a system are used to analyze...
Invention Configurable multi-sensor input. A configurable multi-sensor analog input may be utilized to con...
Invention Calculating electric power noise distributions. The present disclosure relates to systems and met...
Invention Split-phase protection of generators. The present disclosure pertains to devices, systems, and me...
Invention Table assembly for press brake system. A table assembly is used to support a workpiece to facilit...
Invention Configurable product mount
2021 Invention Terminal block connection device
Invention Relay replacement assembly
Invention Protective relay
Invention Document attachment for a traveling bin
2020 G/S Downloadable and recorded computer software in the nature of an application platform for applicat...
2019 G/S Recorded computer software for use in viewing, analyzing and archiving data in power distribution...
G/S Electrical circuit condition monitoring devices, namely, electrical current fault indicators and ...
2018 G/S Electronic apparatus for monitoring, protection, control, and automation of electric power system...
2017 G/S Computer software for use in viewing data in power delivery systems; computer software for use in...
2015 G/S Electronic apparatus for protection, control, and automation of electric power transmission or di...
G/S Electronic apparatus consisting of computer hardware and software used for control and automation...
2014 G/S Electronic apparatus for monitoring electric power equipment; Electronic apparatus for controllin...
G/S Electronic apparatus for monitoring, controlling, protecting, integrating and automating electri...
G/S USB hardware, namely computer security warning apparatus for USB ports in the nature of a fitted ...
G/S Computers; computer hardware; computer hardware for use in industrial and utility environments; c...
G/S Computer software for satellite clock setup, for use in utility, industrial, information technolo...
2013 G/S Automation controls for electric power generation, transmission, or distribution equipment; compu...
G/S Computer hardware; computer antivirus software; computer utility software; computer software for ...
2012 G/S Computer software for protection, control, and automation of electric power generation, transmiss...
G/S Computer hardware used to monitor and control electrical power lines, oil, gas or petrochemical s...
2011 G/S Electronic encryption units; electronic decryption units
2010 G/S Computer programs for use in equipment for protecting, monitoring, controlling, or automating pow...
G/S Electronic circuit breaker controllers for use in an electric power distribution system
2009 G/S Electronic apparatus for controlling electric power equipment; electronic apparatus for arc-flash...
G/S Electronic apparatus for providing secure communications; electronic apparatus for providing secu...
2008 G/S Push buttons sold as an integral component/feature of electronic apparatus for monitoring, contro...
G/S Electronic apparatus for protection, control, monitoring, and automation of industrial equipment;...
G/S Downloadable computer software for searching, navigating, and downloading software solutions, sof...
G/S Electronic apparatus for protection, control, automation, or monitoring of electric power systems...
2007 G/S Electronic apparatus for monitoring, control, protection and automation of electric power utility...
G/S Computer software for use in viewing, analyzing and archiving data in power distribution systems.
2006 G/S Electric control sold as an integral component of electrical circuit condition monitoring devices...
G/S Electrical circuit condition monitoring devices having local and/or remote displays, namely, elec...