Kalmthout, Belgium

Willem Lodewijk Sederel

This inventor holds 1 USPTO granted patent. Top assignee: General Electric Company. Active years: 2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Willem Lodewijk Sederel. Retrieved from https://idiyas.com/inventor/willem-lodewijk-sederel

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 = 7.0

ph-index = 1

Forward Citations = 70(Granted Patents)


Company Filing History:


Years Active: 2003

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1 patent (USPTO):Explore Patents

Title: Innovations of Willem Lodewijk Sederel

Introduction

Willem Lodewijk Sederel is a notable inventor based in Kalmthout, Belgium. He has made significant contributions to the field of polycarbonate production. His innovative approach has led to advancements in the properties of polycarbonate materials.

Latest Patents

Sederel holds a patent for a "Process for the production of branched melt polycarbonate by late addition of fries-inducing catalyst." This invention relates to a method for producing a branched polycarbonate composition with increased melt strength. The process involves the late addition of branch-inducing catalysts to the polycarbonate oligomer during a melt polycondensation process. This unique method results in a branched polycarbonate composition that exhibits improved properties, particularly due to the longer chains formed between branching points.

Career Highlights

Willem Lodewijk Sederel is associated with General Electric Company, where he has applied his expertise in polymer science. His work has contributed to the development of advanced materials that are used in various applications.

Collaborations

Sederel has collaborated with notable colleagues, including Dennis Karlik and Hans Peter Brack. Their combined efforts have furthered research and innovation in the field of polycarbonate materials.

Conclusion

Willem Lodewijk Sederel's contributions to the field of polycarbonate production highlight his innovative spirit and dedication to advancing material science. His patented process represents a significant step forward in the production of high-performance polycarbonate compositions.

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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