Chongqing, China

Nan Xu

This inventor holds 1 USPTO granted patent and 1 published patent application and 1 EPO patent. Top assignee: Chongqing Runze Pharmaceutical Company Limited. Active years: 2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nan Xu. Retrieved from https://idiyas.com/inventor/nan-xu-lr1odqln

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

USPTO Granted Patents = 1 

% Patents Active = 100.0

 

Average Co-Inventor Count = 10.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2016

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1 patent (USPTO):Explore Patents

Title: The Innovations of Nan Xu in Pharmaceutical Development

Introduction

Nan Xu is a notable inventor based in Chongqing, China. He has made significant contributions to the field of pharmaceuticals, particularly in the development of innovative compounds aimed at treating memory dysfunction. His work exemplifies the intersection of scientific research and practical application in medicine.

Latest Patents

Nan Xu holds a patent for a crystal form I of (S)-4-hydroxy-2-oxo-1-pyrrolidine acetamide, commonly known as (S)-oxiracetam. This patent describes a unique crystal form characterized by a specific powder x-ray diffraction pattern. The data includes d-values versus relative intensities, showcasing the compound's distinct properties. The preparation method outlined in the patent emphasizes high purity, exceeding 99.3%, which enhances its efficacy in preventing and treating memory dysfunction. The innovative approach to material charging, involving the addition of inorganic base only a few times, simplifies the manufacturing process, making it more suitable for industrial applications.

Career Highlights

Nan Xu is associated with Chongqing Runze Pharmaceutical Company Limited, where he continues to advance his research and development efforts. His work has not only contributed to the scientific community but also holds promise for practical medical applications.

Collaborations

Nan Xu collaborates with esteemed colleagues, including Chao You and Hua Feng, to further enhance the impact of their research in the pharmaceutical industry.

Conclusion

Nan Xu's innovative contributions to the field of pharmaceuticals, particularly through his patent on (S)-oxiracetam, highlight the importance of research in developing effective treatments for memory dysfunction. His work continues to inspire advancements in medical science.

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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