Hengelo, Netherlands

Andries G Altena

This inventor holds 2 USPTO granted patents. Top assignee: Johnson Matthey Public Limited Company. Active years: 1989-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Andries G Altena. Retrieved from https://idiyas.com/inventor/andries-g-altena

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 = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1989-1991

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2 patents (USPTO):Explore Patents

Title: Andries G Altena: Innovator in Methane Conversion Technology

Introduction

Andries G Altena is a notable inventor based in Hengelo Ov., Netherlands. He has made significant contributions to the field of chemical engineering, particularly in the oxidative conversion of methane. With a total of 2 patents to his name, Altena's work has the potential to impact various industrial applications.

Latest Patents

Altena's latest patents focus on the oxidative conversion of methane to ethylene and ethane. This invention describes a method that involves heating a mixture of methane and oxygen to temperatures ranging from 500°C to 1000°C. The heated mixture is then contacted with a catalyst system that includes a non-reducible metal compound and oxycompounds of boron or phosphorus. This innovative approach aims to enhance the efficiency of converting methane into valuable chemical products.

Career Highlights

Andries G Altena is currently associated with Johnson Matthey Public Limited Company, a leader in sustainable technologies. His work at the company has allowed him to explore advanced methods for chemical transformations, contributing to the development of greener processes in the industry.

Collaborations

Throughout his career, Altena has collaborated with esteemed colleagues such as Eric Shutt and John W Jenkins. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Andries G Altena's contributions to methane conversion technology exemplify the importance of innovation in the chemical industry. His patents and collaborative efforts continue to pave the way for advancements in sustainable practices.

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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