An Ellecom, Netherlands

Doetze J Sikkema

This inventor holds 5 USPTO granted patents. Top assignee: Akzo N.v.. Active years: 1985-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Doetze J Sikkema. Retrieved from https://idiyas.com/inventor/doetze-j-sikkema

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 3

Forward Citations = 111(Granted Patents)


Location History:

  • Ellecom, NL (1985 - 1991)
  • An Ellecom, NL (1990 - 1991)

Company Filing History:


Years Active: 1985-1991

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5 patents (USPTO):Explore Patents

Title: Doetze J Sikkema: Innovator in Polymer Chemistry

Introduction

Doetze J Sikkema is a notable inventor based in Ellecom, Netherlands. He has made significant contributions to the field of polymer chemistry, particularly in the development of advanced materials. With a total of 5 patents to his name, Sikkema's work has had a considerable impact on various applications.

Latest Patents

Sikkema's latest patents include innovative formulations for aramid polymers derived from a mixture of aromatic dicarboxylic acids. These polymers consist of specific mole fraction units derived from terephthalic acid, paraphenylene diamine, isophthalic acid, and various diamines. Additionally, he has developed non-linear optical active diols and polyurethanes that exhibit high hyperpolarizability densities. These polyurethanes can be utilized in optical waveguides, showcasing their potential in advanced optical applications.

Career Highlights

Sikkema is currently associated with Akzo N.V., a leading company in the chemical industry. His work at Akzo N.V. has allowed him to explore and innovate in the field of polymer chemistry, contributing to the company's reputation for excellence in material science.

Collaborations

Throughout his career, Sikkema has collaborated with esteemed colleagues such as Cornelius M Vrouenraets and Carel T Wreesmann. These collaborations have fostered a creative environment that has led to groundbreaking advancements in their respective fields.

Conclusion

Doetze J Sikkema's contributions to polymer chemistry and his innovative patents highlight his role as a significant inventor in the industry. His work continues to influence the development of advanced materials and applications.

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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