Newtown, CT, United States of America

Douglas T Main, Jr

This inventor holds 2 USPTO granted patents. Top assignee: Sperry Rail, Inc.. Active years: 2002-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Douglas T Main, Jr. Retrieved from https://idiyas.com/inventor/douglas-t-main-jr

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 = 2.7

ph-index = 2

Forward Citations = 83(Granted Patents)


Company Filing History:


Years Active: 2002-2003

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2 patents (USPTO):Explore Patents

Title: Douglas T Main, Jr: Innovator in Rail Inspection Technology

Introduction

Douglas T Main, Jr. is a notable inventor based in Newtown, CT (US). He has made significant contributions to the field of rail inspection technology, holding a total of 2 patents. His innovative work focuses on enhancing the safety and efficiency of railroad operations.

Latest Patents

One of his latest patents is the "Hi-rail vehicle-based rail inspection system." This system is designed for use with a non-railbound vehicle equipped with an equipment bay. It includes a detector carriage that can be propelled over a two-rail railroad track. The system features a magnetic induction sensor for inspecting the rails and a data acquisition system that processes the induction data. Additionally, it has a power supply system that operates within the vehicle's equipment bay.

Another significant patent is the "Brush assembly for magnetic induction test apparatus." This invention provides a brush assembly that engages and conducts electricity to or from a surface. It consists of a monolithic, electrically conductive bus block and a bristle holder. The assembly includes multiple bristle assemblies, each designed for effective electrical communication with the bus block.

Career Highlights

Douglas T Main, Jr. is currently employed at Sperry Rail, Inc., where he continues to develop innovative solutions for rail inspection. His work has been instrumental in advancing technologies that ensure the safety and reliability of rail systems.

Collaborations

He collaborates with talented coworkers, including Robin Clark and Jeffery L Boyle, who contribute to the innovative environment at Sperry Rail, Inc.

Conclusion

Douglas T Main, Jr. is a prominent figure in the field of rail inspection technology, with a focus on developing systems that enhance operational safety. His contributions through patents and collaboration with skilled professionals underscore his commitment to innovation in the rail industry.

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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