Odenthal, Germany

Hubert Schonhagen

This inventor holds 3 USPTO granted patents. Top assignee: Bayer Aktiengesellschaft. Active years: 1980-1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hubert Schonhagen. Retrieved from https://idiyas.com/inventor/hubert-schonhagen

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 = 3.6

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1980-1988

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3 patents (USPTO):Explore Patents

Title: The Innovations of Hubert Schonhagen

Introduction

Hubert Schonhagen is a notable inventor based in Odenthal, Germany. He has made significant contributions to the field of chemistry, particularly in the development of processes related to anthraquinone compounds. With a total of 3 patents to his name, Schonhagen's work reflects a commitment to innovation and environmental considerations.

Latest Patents

One of his latest patents is titled "Process for the preparation of 1-amino-2-bromo-4-hydroxyanthraquinone." This process allows for the efficient and environmentally friendly bromination of 1-aminoanthraquinone using concentrated sulfuric acid and bromine under elevated pressure. Another significant patent is "Process for separating off 1-amino-4-bromoanthraquinone-2-sulphonic acid." This method involves adjusting the sulfuric acid concentration to precipitate the desired compound from the reaction mixture, showcasing Schonhagen's expertise in chemical processes.

Career Highlights

Hubert Schonhagen is currently employed at Bayer Aktiengesellschaft, a leading global company in the pharmaceutical and life sciences sector. His work at Bayer has allowed him to further his research and development efforts, contributing to advancements in chemical manufacturing and applications.

Collaborations

Throughout his career, Schonhagen has collaborated with esteemed colleagues such as Helmut Dittmer and Heinrich Leister. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Hubert Schonhagen's contributions to the field of chemistry through his patents and work at Bayer Aktiengesellschaft highlight his role as a significant inventor. His innovative processes not only advance scientific knowledge but also emphasize the importance of environmentally friendly practices in chemical manufacturing.

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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