Geleen, Netherlands

Maria Johanna Willems

This inventor holds 3 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: Saudi Basic Industries Corporation, Sabic Global Technologies B.v.. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Maria Johanna Willems. Retrieved from https://idiyas.com/inventor/maria-johanna-willems

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.3

ph-index = 1


Company Filing History:


Years Active: 2016-2025

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3 patents (USPTO):Explore Patents

Title: Maria Johanna Willems: Innovator in Polyethylene Technology

Introduction

Maria Johanna Willems is a notable inventor based in Geleen, Netherlands. She has made significant contributions to the field of polyethylene technology, holding a total of 3 patents. Her work focuses on innovative compositions and methods that enhance the properties of polyethylene materials.

Latest Patents

One of her latest patents is for a polyethylene foam composition. This invention relates to a polyethylene composition that includes a blend of low density polyethylene (LDPE) and high density polyethylene (HDPE). The blend comprises from 95.5% to 99.5 wt % of LDPE and from 0.5% to 4.5 wt % of HDPE. Additionally, it incorporates a mixture of glycerol-mono-stearate and glycerol-mono-palmitate. Another significant patent is for a catalyst composition and method for preparing linear low density polyethylene. This invention specifies a density range and molecular weight distribution, along with detailed analytical methods for determining the properties of the polyethylene.

Career Highlights

Maria has worked with prominent companies in the industry, including Saudi Basic Industries Corporation and Sabic Global Technologies B.V. Her experience in these organizations has allowed her to develop and refine her innovative ideas in polyethylene technology.

Collaborations

Throughout her career, Maria has collaborated with esteemed colleagues such as Bart Albertus Hubertus Van Den Esschert and Abdulaziz Hamad Al-Humydi. These collaborations have contributed to her success and the advancement of her inventions.

Conclusion

Maria Johanna Willems is a pioneering inventor whose work in polyethylene technology has led to valuable innovations. Her patents reflect her commitment to enhancing material properties and advancing the field.

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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