Shanghai, China

Ji Jun Cao

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Rockwell Automation Technologies Incorporated. Active years: 2024.

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

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 1


Company Filing History:


Years Active: 2024

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2 patents (USPTO):Explore Patents

Title: Innovations of Ji Jun Cao

Introduction

Ji Jun Cao is an accomplished inventor based in Shanghai, China. He has made significant contributions to the field of electrical engineering, particularly in the development of innovative electronic systems. With a total of 2 patents to his name, his work reflects a commitment to advancing technology and improving efficiency in electronic applications.

Latest Patents

Ji Jun Cao's latest patents include an "Electronic delay with stabilized output voltage and over current/short circuit protection." This system features a circuit breaker and a delay circuit, where the circuit breaker utilizes a coil to control a contact that selectively couples a load to a power source. The delay circuit incorporates a depletion mode MOSFET and an energy storage circuit, which work together to maintain the coil voltage signal even when there is a drop in the DC voltage signal.

Another notable patent is the "Active DC bus voltage balancing circuit." This system consists of a DC bus circuit with multiple components, including depletion mode FETs and switching control circuits. The design ensures that the voltage levels across the bus capacitors are balanced, enhancing the overall performance and reliability of the circuit.

Career Highlights

Ji Jun Cao is currently employed at Rockwell Automation Technologies Incorporated, where he continues to innovate and develop cutting-edge technologies. His work at Rockwell Automation has allowed him to apply his expertise in practical applications, contributing to the company's reputation as a leader in automation solutions.

Collaborations

Ji Jun Cao collaborates with talented professionals in his field, including his coworker Zeljko Radomir Jankovic. Together, they work on various projects that push the boundaries of technology and enhance the capabilities of electronic systems.

Conclusion

Ji Jun Cao's contributions to the field of electrical engineering through his patents and work at Rockwell Automation Technologies Incorporated highlight his innovative spirit and dedication to advancing technology. His inventions are paving the way for more efficient and reliable electronic systems.

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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