Roskilde, Denmark

Leif Hoejslet Christensen

This inventor holds 12 USPTO granted patents and 7 published patent applications and 2 EPO patents. Top assignees: Novo Nordisk A/s, Teknologisk Institut, Widex A/s. Active years: 1996-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Leif Hoejslet Christensen. Retrieved from https://idiyas.com/inventor/leif-hoejslet-christensen

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

Calculating rank
USPTO Granted Patents = 12 

% Patents Active = 75.0

 

Average Co-Inventor Count = 4.7

ph-index = 5

Forward Citations = 233(Granted Patents)


Location History:

  • Valby, DK (1996 - 2002)
  • Holbaek, DK (2002)
  • Charlottenlund, DK (2009 - 2010)
  • Roskilde, DK (2009 - 2024)

Company Filing History:


Years Active: 1996-2025

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12 patents (USPTO):Explore Patents

Title: Innovations of Leif Hoejslet Christensen

Introduction

Leif Hoejslet Christensen is a notable inventor based in Roskilde, Denmark. He has made significant contributions to the field of fuel cell technology, holding a total of 12 patents. His work focuses on the development of direct alcohol fuel cells, which are essential for advancing energy solutions.

Latest Patents

Christensen's latest patents include innovative designs for direct alcohol fuel cells (DAFC). One of his inventions features a DAFC that comprises an anode terminal connected to an anode catalyst, which is in fluid communication with a fuel supply. The design also includes a cathode catalyst that interacts with a gaseous oxidant, an electrically conducting cathode plate, and a housing that contains a proton exchange membrane (PEM). Another patent describes a DAFC with a housing that separates the anode and cathode sections, featuring a cathode collection element with ventilation holes and an oleophobic filter. These inventions are particularly suited for microelectronic devices, showcasing Christensen's commitment to innovation in energy technology.

Career Highlights

Throughout his career, Leif Hoejslet Christensen has worked with prominent companies, including Novo Nordisk A/S. His experience in these organizations has contributed to his expertise in fuel cell technology and innovation.

Collaborations

Christensen has collaborated with notable individuals in his field, including Peter Eigil Nielsen and James M Coull. These partnerships have likely enhanced his research and development efforts, leading to the successful creation of his patented technologies.

Conclusion

Leif Hoejslet Christensen is a distinguished inventor whose work in direct alcohol fuel cells has the potential to impact the future of energy solutions. His numerous patents and collaborations reflect his dedication to innovation and advancement in this critical area of technology.

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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