San Jose, CA, United States of America

Charles Cheng-Hsing Lee

This inventor holds 4 USPTO granted patents and 8 published patent applications. Top assignee: Western Digital Technologies, Inc.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles Cheng-Hsing Lee. Retrieved from https://idiyas.com/inventor/charles-cheng-hsing-lee

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 25.0

Average Co-Inventor Count = 3.5

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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4 patents (USPTO):Explore Patents

Title: The Innovations of Charles Cheng-Hsing Lee

Introduction

Charles Cheng-Hsing Lee is a notable inventor based in San Jose, CA. He has made significant contributions to the field of lubrication technology, particularly in high-temperature applications. With a total of 4 patents, his work focuses on enhancing the performance and stability of lubricants used in various industries.

Latest Patents

One of his latest patents is titled "Redesigned lubricant main chain repeat unit for enhanced thermal stability and tailored performance." This invention provides a lubricant that performs exceptionally well at high temperatures, featuring a higher evaporation temperature. The main chain includes a moiety with a rotational energy barrier that exceeds that of CF. The lubricant is defined by a general formula where Rc is a multivalent central group, Rb is a main chain group with a higher rotational energy threshold than CF, and Re is an end group with at least one anchoring functional group. The constituents may include substituted or non-substituted aromatic groups.

Another significant patent is "High temperature lubricants for magnetic media having aromatic linker moiety." This lubricant is designed for magnetic media and follows a specific general formula. The formula includes various components that enhance its effectiveness in high-temperature environments.

Career Highlights

Charles Lee is currently employed at Western Digital Technologies, Inc., where he continues to innovate in the field of lubrication technology. His work has been instrumental in developing products that meet the demands of modern technology.

Collaborations

He has collaborated with several talented individuals, including Daniel Demori Maksuta and Jianming Wen, who have contributed to his projects and innovations.

Conclusion

Charles Cheng-Hsing Lee's contributions to lubrication technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and engineering, paving the way for advancements in high-temperature 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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