Gilbert, AZ, United States of America

Liang-Jun Ji

This inventor holds 1 USPTO granted patent. Top assignee: Arizona State University. Active years: 2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Liang-Jun Ji. Retrieved from https://idiyas.com/inventor/liang-jun-ji

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

Calculating rank

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2007

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1 patent (USPTO):Explore Patents

Title: Innovations in Uninterruptible Power Supplies by Liang-Jun Ji

Introduction

Liang-Jun Ji is an accomplished inventor based in Gilbert, AZ (US). He has made significant contributions to the field of uninterruptible power supplies (UPSs). His innovative approach focuses on enhancing the efficiency of power systems, particularly through the use of fuel-cell-based UPSs.

Latest Patents

Liang-Jun Ji holds 1 patent related to uninterruptible power supplies. His patent discusses the use of fuel-cell-based UPSs in conjunction with DC power supplies to improve operating efficiencies. By utilizing a wide voltage DC power supply, his design eliminates the need for a DC-AC inverter. This allows power from backup sources, such as batteries or fuel cells, to be applied directly to the DC power supply, resulting in a more efficient system capable of longer operating times.

Career Highlights

Liang-Jun Ji is affiliated with Arizona State University, where he continues to advance research in power supply technologies. His work has garnered attention for its potential to revolutionize how uninterruptible power systems operate, making them more efficient and reliable.

Collaborations

Liang-Jun Ji collaborates with notable colleagues, including James Gonzales and Govindasamy Tamizhmani. Their combined expertise contributes to the innovative research and development of advanced power supply solutions.

Conclusion

Liang-Jun Ji's contributions to the field of uninterruptible power supplies demonstrate his commitment to innovation and efficiency. His work not only enhances the functionality of power systems but also paves the way for future advancements in energy technology.

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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