Malmö, Sweden

Johan Hjelm

This inventor holds 1 USPTO granted patent and 1 published patent application and 3 EPO patents. Top assignee: Haldor Topsoe A/s. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Johan Hjelm. Retrieved from https://idiyas.com/inventor/johan-hjelm-kuk6cfm3

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

USPTO Granted Patents = 1 

% Patents Active = 100.0

 

Average Co-Inventor Count = 7.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2015

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1 patent (USPTO):Explore Patents

Title: Johan Hjelm: Pioneering Innovations in Fuel Cell Technology

Introduction

Johan Hjelm, an inventive mind based in Malmö, Sweden, is recognized for his contributions to the field of fuel cell technology. With a notable patent to his name, he exemplifies the spirit of innovation that drives advancements in energy solutions.

Latest Patents

Hjelm holds a patent for a "Process for operating a high temperature fuel cell stack." This patent outlines a method that enhances the operational efficiency of fuel cells by connecting the stack to a power supply unit at a predefined voltage or temperature. His innovative process ensures that the stack is heated to the operational temperature while maintaining the voltage to optimize performance. The steps he developed provide a systematic approach for supplying fuel and engaging a power-requiring load effectively.

Career Highlights

Currently, Johan Hjelm is employed at Haldor Topsoe A/S, a company known for its commitment to advancing sustainable energy technologies. His work emphasizes clean energy solutions and contributes significantly to reducing reliance on fossil fuels. His dedication to innovation has made him a key player in the energy sector, focusing on developing efficient fuel cell systems.

Collaborations

Hjelm collaborates with esteemed colleagues, including Thomas Nedergaard Clausen and Thomas Rostrup-Nielsen. These partnerships within Haldor Topsoe A/S foster a creative environment that promotes the sharing of ideas and expertise, essential for the evolution of cutting-edge technologies.

Conclusion

Johan Hjelm's innovative spirit and dedication to fuel cell technology not only highlight his individual accomplishments but also reflect the collaborative effort within Haldor Topsoe A/S. His patent serves as a testament to the importance of innovation in achieving sustainable energy solutions, paving the way for a greener future.

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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