Royston, United Kingdom

James Leeland

This inventor holds 14 USPTO granted patents and 9 published patent applications and 6 EPO patents, primarily in Polymer Chemistry. Top assignees: Johnson Matthey Public Limited Company, Econic Technologies Limited. Active years: 2017-2025.

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

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

Calculating rank
USPTO Granted Patents = 14 

% Patents Active = 85.7

 

Average Co-Inventor Count = 4.8

ph-index = 5

Forward Citations = 102(Granted Patents)


Location History:

  • Hertfordshire, GB (2020)
  • Royston, GB (2017 - 2022)
  • Macclesfield, GB (2023)
  • Macclesfield Cheshire, GB (2024)

Company Filing History:


Years Active: 2017-2025

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Areas of Expertise:
Polyol Block Copolymer
Polycarbonate Ether Polyols
Polyether Carbonates
Diesel Oxidation Catalyst
Exhaust System
Nitrogen Oxides Storage
Catalysts
Compression Ignition Engine
14 patents (USPTO):Explore Patents

Title: The Innovative Journey of James Leeland

Introduction

James Leeland, an accomplished inventor based in Hertfordshire, GB, has made significant contributions to the field of polymer chemistry. With a total of three patents to his name, Leeland's work focuses on enhancing the efficiency and efficacy of polymerization processes, particularly through his innovative methods in creating polycarbonate ether polyols and high molecular weight polyether carbonates.

Latest Patents

Leeland's latest patents showcase his expertise and creativity in polymer chemistry. One of his notable inventions involves methods for forming polycarbonate ether polyols and high molecular weight polyether carbonates. This method entails a controlled addition of materials during polymerization, encompassing the steps of mixing various catalysts, epoxides, and optionally solvents or starter compounds. The intricate process allows for precise manipulation of the resulting polyol structures, enhancing their desirable properties.

Another of his patents outlines a method for quenching a polymerization process. This inventive approach involves the reaction of carbon dioxide with an epoxide in the presence of a bimetallic metal complex catalyst. The quenching step effectively deactivates the catalyst using an acid, enabling easy removal or reactivation of the catalyst as needed, thereby optimizing the overall polymer production process.

Career Highlights

James Leeland has dedicated his career to advancing polymer technology. His position at Econic Technologies Limited places him at the forefront of innovative solutions in the field. Leeland’s contributions, particularly in the realm of sustainable materials and efficient manufacturing processes, have garnered attention and respect within the scientific community.

Collaborations

Throughout his career, Leeland has collaborated with notable colleagues, including Michael Kember and Anthony Chartoire. Together, they have fostered a creative environment that encourages the development of groundbreaking technologies, driving forward the mission of Econic Technologies Limited.

Conclusion

James Leeland represents the spirit of innovation that defines inventorship. His dedication to improving polymerization techniques and creating sustainable materials positions him as a pivotal figure in his field. As his work continues to evolve, Leeland’s influence on polymer science and technology is sure to inspire future advancements.

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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