North Ayrshire, United Kingdom

James Stewart

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Mahle International Gmbh. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Stewart. Retrieved from https://idiyas.com/inventor/james-stewart-coyr254u

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

Calculating rank

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: James Stewart - Innovator in Aluminium Alloy Composition

Introduction

James Stewart is a notable inventor based in North Ayrshire, GB. He has made significant contributions to the field of materials science, particularly with his innovative aluminium alloy compositions. His work has implications for various applications, especially in industries requiring durable and efficient sliding elements.

Latest Patents

James Stewart holds a patent for an aluminium alloy composition designed for sliding elements. This composition includes 4 wt % to 8 wt % of Tin, 4 wt % to 8 wt % of Silicon, 0.4 wt % to 1.7 wt % of Copper, and 0.1 wt % to 1 wt % of Manganese. Additionally, the alloy may contain 0.4 wt % to 2.0 wt % of Nickel, 0.01 wt % to 0.3 wt % of Zirconium, 0.05 wt % to 0.3 wt % of Vanadium, 0.05 wt % to 0.5 wt % of Scandium, and 0.05 wt % to 1 wt % of Erbium. Other potential components include 0.005 wt % to 0.2 wt % of Titanium, 0.003 wt % to 0.2 wt % of Strontium, 0.005 wt % to 0.5 wt % of Antimony, 0.005 wt % to 0.1 wt % of Europium, and 0.001 wt % to 0.02 wt % of Carbon. The balance of the composition is primarily Aluminium, aside from any incidental impurities.

Career Highlights

Throughout his career, James Stewart has worked with prominent companies such as Mahle International GmbH and Mahle Engine Systems UK Limited. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.

Collaborations

James has collaborated with several professionals in his field, including Sylvia Campbell and Jeff Carter. These partnerships have contributed to the development and enhancement of his patented technologies.

Conclusion

James Stewart is a distinguished inventor whose work in aluminium alloy compositions showcases his innovative spirit and dedication to advancing materials science. His contributions are valuable to various industries, and his patent reflects his commitment to creating effective solutions.

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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