Walkertown, NC, United States of America

James G Maddrey, Jr

This inventor holds 1 USPTO granted patent. Top assignee: R.j. Reynolds Tobacco Company. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James G Maddrey, Jr. Retrieved from https://idiyas.com/inventor/james-g-maddrey-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 = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Innovations of James G Maddrey, Jr.

Introduction

James G Maddrey, Jr. is an accomplished inventor based in Walkertown, NC (US). He has made significant contributions to the field of weighing systems, particularly in the context of tobacco product analysis. His innovative approach has led to the development of a unique weighing system that enhances the efficiency and accuracy of weighing articles.

Latest Patents

Maddrey holds a patent for a sophisticated weighing system. This system features a linear array of mutually spaced weighing devices, each equipped with a weighing platform that includes an article-receiving seat and a sloping cam surface. The design allows for the simultaneous weighing of multiple articles while ensuring that they are separated by other articles that are not being weighed. The system is enclosed within a draft-free housing, and a control mechanism automates the longitudinal movement of the articles, recording their weights accurately. This innovation is particularly useful for weighing Cambridge units, which are essential in determining the 'FTC tar' content of cigarettes.

Career Highlights

Maddrey is associated with R.J. Reynolds Tobacco Company, where he has applied his expertise in developing advanced weighing technologies. His work has contributed to the company's efforts in ensuring product quality and compliance with regulatory standards.

Collaborations

Throughout his career, Maddrey has collaborated with notable colleagues, including Bain C McConnell and William R Jarvis. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

James G Maddrey, Jr. is a notable inventor whose contributions to weighing systems have had a significant impact on the tobacco industry. His innovative designs and collaborative efforts continue to drive advancements in product analysis and quality assurance.

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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