For the Inventor, By the Inventor

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London, United Kingdom

Stc, Inc

Calculating rank

USPTO Granted Patents = 233

% Expired Patents = 0.43

CIPO Patents = 15

EPO Patents = 2

Trademarks = 2

Forward Citations = 3,647

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258 inventors (with patents filed for the assignee):

Brad Cross (32 out of 32 patents)

Nicholas Freed (10 out of 10 patents)

Peter D Scovell (9 out of 15 patents)

4. Peter F Blomley (9 out of 15 patents)

5. Terry Fryar (8 out of 8 patents)

6. Roger L Baker (8 out of 9 patents)

7. Kevin C Byron (8 out of 30 patents)

8. Richard E Epworth (8 out of 53 patents)

9. Destry Diefenbach (6 out of 6 patents)

10. Pete Ksycki (6 out of 6 patents)

11. Terry Bricheno (6 out of 22 patents)

12. Anthony Bernard Davey (6 out of 12 patents)

13. Matthew F Bone (6 out of 7 patents)

14. William A Crossland (5 out of 28 patents)

15. George H Rokos (5 out of 10 patents)

Core Competencies:

Mass Transit Safety

Traffic Priority Systems

Roadway Management

Safety Notifications

Traveler Detection

Protected Turns

Signal Light Priority

Railway Safety

Traffic Flow Management

Vehicle Monitoring

233 patents: Sort by Forward Citations

1. 12682751 - Systems for signaling protected turns at a traffic intersection (2026-07-14),

2. 12431016 - Systems and methods for pacing a mass transit vehicle (2025-09-30),

3. 12304538 - Railway safety notification system and device with proportional warnings (2025-05-20),

4. 12167440 - Systems and methods for traffic priority systems (2024-12-10),

5. 12165509 - Systems and methods for roadway management including feedback (2024-12-10),

6. 12162524 - Mass transit safety notification system and device (2024-12-10),

7. 12162523 - Railway safety notification system and device with track and direction information (2024-12-10),

8. 12073719 - Protected turns (2024-08-27),

9. 11948455 - Systems and methods for detection of travelers at roadway intersections (2024-04-02),

10. 11842636 - Systems and methods for pacing a mass transit vehicle (2023-12-12),

11. 11827257 - Mass transit safety notification system and device (2023-11-28),

12. 11758579 - Systems and methods for traffic priority systems (2023-09-12),

13. 11756421 - Protected turns (2023-09-12),

14. 11670165 - Systems and methods for roadway management including feedback (2023-06-06),

15. 11587439 - Systems and methods to temporarily alter traffic flow (2023-02-21),

Company Overview

Stc, Inc, based in London, specializes in advanced transit safety systems aimed at enhancing the safety and efficiency of mass transit operations. The company focuses on developing innovative technologies in traffic priority systems, roadway management, and safety notifications. Their solutions include traveler detection, protected turns, and signal light priority, all designed to improve safety for both passengers and vehicles. Stc, Inc is committed to advancing railway safety and optimizing transit environments through cutting-edge technology.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

233 Patents

#30 in London

#73 in United Kingdom

#3,682 in the World

London, United Kingdom

Stc, Inc

Forward Citations = 3,647

258 inventors:

Brad Cross (32 out of 32 patents)

Nicholas Freed (10 out of 10 patents)

Peter D Scovell (9 out of 15 patents)

4. Peter F Blomley (9 out of 15 patents)

5. Terry Fryar (8 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Stc, Inc. Retrieved from https://idiyas.com/company/stc

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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