Lincoln, NE, United States of America

Norman H Cromwell

This inventor holds 1 USPTO granted patent. Top assignee: Philip Morris Inc.. Active years: 1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norman H Cromwell. Retrieved from https://idiyas.com/inventor/norman-h-cromwell

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 = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1979

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1 patent (USPTO):Explore Patents

Title: The Innovations of Norman H. Cromwell

Introduction

Norman H. Cromwell is a notable inventor based in Lincoln, NE (US). He has made significant contributions to the field of chemistry, particularly through his innovative work on azetidine compounds. His research has led to the development of novel compounds that have potential applications in various industries.

Latest Patents

Cromwell holds a patent for "Azetidine compounds and process for production." This patent describes the synthesis of azetidine compounds, specifically 3-pyridyl-azetidine. The process involves the transformation of .gamma.-amino alcohols through disulfonation to create sulfonamido-alkylsulfonates, followed by cyclization to form N-sulfonylazetidine. These compounds can be further modified to produce various N-derivatives by substituting hydrogen or other univalent organic groups on the secondary amine of the azetidine ring. He has 1 patent to his name.

Career Highlights

Cromwell has worked with Philip Morris Inc., where he has applied his expertise in chemistry to develop innovative solutions. His work has contributed to advancements in the production of chemical compounds that may have significant implications in various applications.

Collaborations

Throughout his career, Cromwell has collaborated with notable colleagues, including William B. Edwards, III, and Henry V. Secor. These collaborations have fostered a productive environment for innovation and research.

Conclusion

Norman H. Cromwell's contributions to the field of chemistry, particularly through his patent on azetidine compounds, highlight his role as an influential inventor. His work continues to inspire advancements in chemical research 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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