Shanghai, China

Charlie Liu

This inventor holds 13 USPTO granted patents and 5 EPO patents. Top assignees: Cathay Industrial Biotech Ltd., Cathay R&d Center Co., Ltd, Cathay Biotech Inc.. Active years: 2016-2021.

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

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 = 4.8

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2016-2021

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13 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Charlie Liu

Introduction

Charlie Liu is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of chemical engineering, particularly in the purification of compounds. With a total of 13 patents to his name, Liu's work has had a notable impact on industrial processes.

Latest Patents

One of Liu's latest patents is titled "Method for purifying 1,5-pentanediamine and the 1,5-pentanediamine prepared thereby." This patent describes a method for purifying 1,5-pentanediamine through a reduction reaction, resulting in a more refined product. The process is characterized by its concise methodology and simplicity, making it suitable for industrial production while significantly enhancing the quality of 1,5-pentanediamine. Another notable patent is for "Immobilized cell and preparation method thereof," which involves a lysine decarboxylase immobilized cell and its preparation method.

Career Highlights

Throughout his career, Charlie Liu has worked with several reputable companies, including Cathay Industrial Biotech Ltd. and Cathay R&D Center Co., Ltd. His experience in these organizations has allowed him to develop innovative solutions and contribute to advancements in biotechnology.

Collaborations

Liu has collaborated with various professionals in his field, including Xiucai Liu and Naiqiang Li, who is a woman. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of new technologies.

Conclusion

Charlie Liu's contributions to the field of chemical engineering and biotechnology are commendable. His innovative patents and collaborative efforts highlight his dedication to advancing industrial processes. Liu's work continues to influence the industry and pave the way for future innovations.

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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