Cologne, Germany

E Haakan Jonsson

This inventor holds 5 USPTO granted patents. Top assignees: Bayer Corporation, Bayer Polymers LLC. Active years: 1999-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: E Haakan Jonsson. Retrieved from https://idiyas.com/inventor/e-haakan-jonsson-9sxjo5ux

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.3

ph-index = 2

Forward Citations = 14(Granted Patents)


Location History:

  • Cologne, DE (1999 - 2001)
  • Fairfield, OH (US) (2004)

Company Filing History:


Years Active: 1999-2004

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5 patents (USPTO):Explore Patents

Title: E Haakan Jonsson: Innovator in Polyurethane Elastomers

Introduction

E Haakan Jonsson is a notable inventor based in Cologne, Germany. He has made significant contributions to the field of polyurethane elastomers, holding a total of 5 patents. His work focuses on developing innovative materials with enhanced properties for various applications.

Latest Patents

Jonsson's latest patents include a hydrophobic light stable polyurethane elastomer with improved mechanical properties. This invention features an isocyanate terminated prepolymer with an isocyanate content ranging from 4 to 12 wt. % NCO. It comprises the reaction product of an OH terminated homopolymer of butadiene and an aliphatic or cycloaliphatic diisocyanate, along with a diol chain extender. Another significant patent is a hydrophobic polyurethane elastomer that includes an isocyanate terminated prepolymer made from an OH terminated homopolymer of butadiene and an asymmetric diol chain extender.

Career Highlights

Throughout his career, Jonsson has worked with prominent companies such as Bayer Corporation and Bayer Polymers LLC. His experience in these organizations has allowed him to refine his expertise in polymer science and innovation.

Collaborations

Jonsson has collaborated with notable professionals in his field, including Karl W Haider and Jack C Chan. These partnerships have contributed to the advancement of his research and the successful development of his patents.

Conclusion

E Haakan Jonsson is a distinguished inventor whose work in polyurethane elastomers has led to several innovative patents. His contributions continue to impact the field of materials science significantly.

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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