Boston, MA, United States of America

William Stewart

This inventor holds 11 USPTO granted patents. Top assignees: General Electric Company, Bnsf Railway Company, National Geno Sciences, Inc.. Active years: 1978-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: William Stewart. Retrieved from https://idiyas.com/inventor/william-stewart

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • Saginaw, MI (US) (1978)
  • Somers, CT (US) (1985)
  • Lutz, FL (US) (1992)
  • Boston, MA (US) (2020 - 2021)
  • Greensburg, PA (US) (2022)
  • Aurora, TX (US) (2022 - 2024)

Company Filing History:


Years Active: 1978-2026

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11 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Inventor William Stewart

Introduction

William Stewart is a notable inventor based in Boston, MA (US). He holds a total of 11 patents that reflect his innovative contributions to various fields. His work emphasizes safety and efficiency, particularly in the railroad industry.

Latest Patents

One of his latest patents is a "System and method for railroad personnel safety assurance." This invention enhances personnel safety on railroad tracks by utilizing data from sensors and/or a Positive Train Control (PTC) system. The system determines the positions of clients, workers, and vehicles, generating geofences to monitor proximity and alert personnel when they need to retreat to safety. Another significant patent is the "Brush holder assembly and method," which involves a shunt connected to a brush in a brush holder. This invention allows for the secure positioning of the brush while ensuring its functionality through a lever mechanism.

Career Highlights

William Stewart has worked with prominent companies, including General Electric Company. His experience in such reputable organizations has contributed to his expertise and innovative capabilities.

Collaborations

Throughout his career, Stewart has collaborated with talented individuals such as Emily Rosette Clark and Guanghua Wang. These partnerships have likely enriched his work and led to further advancements in his inventions.

Conclusion

William Stewart's contributions to innovation, particularly in safety systems and mechanical assemblies, demonstrate his significant impact on the field of invention. His patents not only enhance safety but also showcase his dedication to improving technology in practical applications.

Profile summary based on public USPTO records.
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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