Trademarks = 1

Forward Citations = 13

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6 inventors (with patents filed for the assignee):

Richard B Polley (5 out of 19 patents)

Dallas L Schmitt (3 out of 6 patents)

Keith L Jackson (2 out of 17 patents)

4. Roger F Sanzo (1 out of 3 patents)

5. William C Jones, Jr (1 out of 3 patents)

6. Anthony L Richkas (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 5462139 - Cast bolt-on mounting bracket for supporting a disc brake on a railcar (1995-10-31),

2. 5456187 - Railroad truck axle assembly retention mechanism (1995-10-10),

3. 4851617 - Device for mounting third rail engaging equipment on railway trucks (1989-07-25),

4. 4771529 - Apparatus for tramming railway trucks (1988-09-20),

5. 4760799 - Lightweight railway vehicle truck (1988-08-02),

Company Overview

GSI Engineering, Inc. is a leading civil engineering firm specializing in providing innovative and sustainable solutions for infrastructure projects. With a team of experienced engineers and professionals, GSI Engineering offers a wide range of services including site development, environmental engineering, and construction management. They are committed to delivering high-quality, cost-effective solutions to meet the needs of their clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#147 in Columbus, OH

#2,004 in Ohio

#51,620 in US

Columbus, OH, United States of America

Gsi Engineering, Inc.

Forward Citations = 13

6 inventors:

Richard B Polley (5 out of 19 patents)

Dallas L Schmitt (3 out of 6 patents)

Keith L Jackson (2 out of 17 patents)

4. Roger F Sanzo (1 out of 3 patents)

5. William C Jones, Jr (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gsi Engineering, Inc.. Retrieved from https://idiyas.com/company/gsi-engineering

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]