Düsseldorf, Germany

Hans-Josef Rommerskirchen

This inventor holds 1 USPTO granted patent. Top assignee: Henkel Ag & Company, Kgaa. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hans-Josef Rommerskirchen. Retrieved from https://idiyas.com/inventor/hans-josef-rommerskirchen

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 = 4.0

ph-index = 1

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: **Innovator Spotlight: Hans-Josef Rommerskirchen**

Introduction

Hans-Josef Rommerskirchen, based in Düsseldorf, Germany, is a noted inventor in the field of chemistry, particularly known for his contributions to the production of washing-active compounds. With a focus on creating mobile pastes of washing-active sulfofatty acid esters, his innovations have added significant value to the industry.

Latest Patents

Rommerskirchen holds a patent for a "Process for the production of mobile pastes of washing-active α-sulfofatty acid esters." This process involves the sulfonation of fatty acid alkyl esters with sulfur trioxide (SO₃) in specific molar ratios, leading to the production of pumpable aqueous pastes at moderately elevated temperatures. By employing a post-reaction with monohydric alcohols, he has refined the method to achieve a solids content of over 35% by weight during the aqueous working-up phase.

Career Highlights

Hans-Josef Rommerskirchen has dedicated his career to advancing innovative chemical processes at Henkel Kommanditgesellschaft Auf Aktien, commonly known as Henkel. His work revolves around the synthesis methods that enhance the efficiency and effectiveness of cleaning products.

Collaborations

Throughout his career, Rommerskirchen has collaborated with esteemed coworkers Robert Piorr and Horst Ritterbex, contributing to a collaborative environment that fosters innovation and the successful development of new chemical processes.

Conclusion

Hans-Josef Rommerskirchen's patented innovations underscore his significant role in the field of chemistry, particularly in the production of effective washing-active compounds. His partnership with leading chemical firms and fellow innovators continues to drive advancements in the industry, establishing a legacy of creativity and technical achievement.

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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