Utrecht, Netherlands

Jelle Rudolf Anne Sietsma

This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignee: Johnson Matthey Inc.. Active years: 2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jelle Rudolf Anne Sietsma. Retrieved from https://idiyas.com/inventor/jelle-rudolf-anne-sietsma

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2012

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2 patents (USPTO):Explore Patents

Title: Jelle Rudolf Anne Sietsma: Innovator in Metal Nitrate Conversion

Introduction

Jelle Rudolf Anne Sietsma is a notable inventor based in Utrecht, Netherlands. He has made significant contributions to the field of chemical engineering, particularly in the area of metal nitrate conversion. With a total of 2 patents, Sietsma's work has implications for catalysis and material science.

Latest Patents

Sietsma's latest patents focus on innovative methods for converting supported metal nitrates into corresponding supported metal oxides. The first method involves heating the metal nitrate to effect its decomposition under a gas mixture containing nitrous oxide, with an oxygen content of less than 5% by volume. This method results in highly dispersed metal oxide on the support material, which is useful as a catalyst or catalyst precursor. The second method similarly converts supported metal nitrates but utilizes nitric oxide in the gas mixture, also achieving highly dispersed metal oxides suitable for catalytic applications.

Career Highlights

Jelle Rudolf Anne Sietsma is currently associated with Johnson Matthey Inc., a company renowned for its expertise in sustainable technologies and advanced materials. His work at Johnson Matthey has allowed him to further develop his innovative ideas and contribute to the company's mission of creating a cleaner, more sustainable world.

Collaborations

Sietsma has collaborated with esteemed colleagues such as Adrianus Jacobus Van Dillen and Petra Elisabeth De Jongh. These collaborations have enriched his research and expanded the impact of his inventions in the field.

Conclusion

Jelle Rudolf Anne Sietsma is a prominent figure in the realm of chemical engineering, with a focus on metal nitrate conversion methods. His patents and work at Johnson Matthey Inc. highlight his commitment to innovation and sustainability in catalysis.

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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