Sharnwood, United Kingdom

David J Stephenson

This inventor holds 1 USPTO granted patent. Top assignee: Johnson Matthey & Co., Limited. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David J Stephenson. Retrieved from https://idiyas.com/inventor/david-j-stephenson-177sdghh

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 = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1984

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1 patent (USPTO):Explore Patents

Title: David J Stephenson: Innovator in Catalyst Technology

Introduction

David J Stephenson is a notable inventor based in Sharnwood, GB. He has made significant contributions to the field of catalyst technology, particularly in the production of hydrocyanic acid. His innovative approach has led to the development of a unique catalyst unit that enhances the efficiency of chemical processes.

Latest Patents

David J Stephenson holds a patent for "Catalyst units for producing hydrocyanic acid." This invention relates to catalyst units that embody or consist of catalytic material in wire or strip form. The catalyst unit is particularly suitable for use in the manufacture of hydrocyanic acid and comprises a pack of woven metallic gauzes. Notably, some of the gauzes at the front of the pack are made from wire with a greater cross-sectional area than those at the rear, optimizing the catalytic oxidation of gases.

Career Highlights

David is associated with Johnson Matthey & Co., Limited, a company renowned for its expertise in advanced materials and technologies. His work at this esteemed organization has allowed him to focus on innovative solutions in catalyst technology. With a total of 1 patent, he has demonstrated his commitment to advancing the field.

Collaborations

Throughout his career, David has collaborated with esteemed colleagues such as Alan E Heywood and Gordon L Selman. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

David J Stephenson's contributions to catalyst technology exemplify the spirit of innovation. His patent for catalyst units in hydrocyanic acid production showcases his expertise and commitment to advancing chemical processes. His work continues to influence the field and inspire future innovations.

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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