Ballwin, MO, United States of America

Qian Liu

This inventor holds 4 USPTO granted patents. Top assignees: Arena Pharmaceuticals, Inc., Tripos, Inc., Other. Active years: 2000-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Qian Liu. Retrieved from https://idiyas.com/inventor/qian-liu-l5o3dgr1

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 = 8.9

ph-index = 3

Forward Citations = 287(Granted Patents)


Company Filing History:

goldMedal3 out of 218 
 
Arena Pharmaceuticals, Inc.
 patents
silverMedal1 out of 11 
 
Tripos, Inc.
 patents
bronzeMedal1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 2000-2008

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4 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Qian Liu

Introduction

Qian Liu is a prominent inventor based in Ballwin, MO (US). She has made significant contributions to the field of pharmaceuticals and compound databases, holding a total of 4 patents. Her work focuses on enhancing the search capabilities for compounds that exhibit biological activity.

Latest Patents

One of her latest patents is titled "Method for searching heterogeneous compound databases using topomeric shape descriptors and pharmacophoric features." This innovative method allows for the effective searching of heterogeneous compound databases to identify compounds likely to share biological activity with a known query molecule. The process involves fragmenting both the query molecules and database compounds according to established rules, aligning these fragments, and generating interaction energy fields to assess shape similarity. Additionally, pharmacophoric features can be defined for the aligned fragments, allowing for a comprehensive search that considers both shape and feature differences.

Another notable patent is related to "Small molecule modulators of non-endogenous, constitutively activated" forms of the human 5-HT2A and 5-HT2C receptors. This patent discloses methods for screening candidate compounds that act on these receptors, identifying a new class of compounds that can be utilized in therapeutic applications.

Career Highlights

Throughout her career, Qian Liu has worked with notable companies such as Arena Pharmaceuticals, Inc. and Tripos, Inc. Her experience in these organizations has contributed to her expertise in the pharmaceutical industry and her innovative approach to compound research.

Collaborations

Qian Liu has collaborated with esteemed colleagues, including Dominic P Behan and Derek T Chalmers. These partnerships have further enriched her research and development efforts in the field.

Conclusion

Qian Liu's contributions to the field of pharmaceuticals and compound databases are noteworthy. Her innovative patents and collaborations reflect her commitment to advancing research and development in this critical area.

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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