% Expired Patents = 11.1

Forward Citations = 653

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4 inventors (with patents filed for the assignee):

Michael Cole Hutchison (7 out of 16 patents)

Kevin M Ovens (2 out of 46 patents)

Tom Shinham (1 out of 2 patents)

4. Mike Hutchison (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 6614358 - Solid state light with controlled light output (2003-09-02),

2. 6527422 - Solid state light with solar shielded heatsink (2003-03-04),

3. 6473002 - Split-phase PED head signal (2002-10-29),

4. 6452419 - Control circuit having stacked IC logic (2002-09-17),

5. 6448716 - Solid state light with self diagnostics and predictive failure analysis mechanisms (2002-09-10),

6. 6441750 - Light alignment system for electronically steerable light output in traffic signals (2002-08-27),

7. 6439743 - Solid state traffic light apparatus having a cover including an integral lens (2002-08-27),

8. 6426704 - Modular upgradable solid state light source for traffic control (2002-07-30),

9. 6323781 - Electronically steerable light output viewing angles for traffic signals (2001-11-27),

Company Overview

Power Signal Technologies, Inc. is a leading provider of innovative solutions for the transmission and distribution of electrical power. With a focus on reliability and efficiency, PST offers a wide range of products and services to utility companies, industrial facilities, and renewable energy projects. From advanced monitoring systems to custom engineering solutions, PST is committed to delivering cutting-edge technology to help customers meet their power needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

9 Patents

#101 in Plano, TX

#2,058 in Texas

#32,565 in US

Plano, TX, United States of America

Power Signal Technologies, Inc.

Forward Citations = 653

4 inventors:

Michael Cole Hutchison (7 out of 16 patents)

Kevin M Ovens (2 out of 46 patents)

Tom Shinham (1 out of 2 patents)

4. Mike Hutchison (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Power Signal Technologies, Inc.. Retrieved from https://idiyas.com/company/power-signal-technologies

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]