Plano, TX, United States of America

Jinrong Qian

This inventor holds 32 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Battery Charging Technology. Top assignees: Koninklijke Philips Corporation N.v., Texas Instruments Corporation, Philips Electronics North America Corporation. Active years: 1997-2023.

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

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

USPTO Granted Patents = 32 

% Patents Active = 71.9

 

Average Co-Inventor Count = 1.9

ph-index = 15

Forward Citations = 563(Granted Patents)


Location History:

  • Blacksburg, VA (US) (1997)
  • Croton-on-Hudson, NY (US) (1999 - 2003)
  • Plano, TX (US) (2002 - 2023)

Company Filing History:


Years Active: 1997-2023

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Areas of Expertise:
Battery Charger
Fast Charging
Battery Monitoring
Power Supply Control
Voltage Regulator
DC-DC Converter
Energy Recovery
Lamp Ballast
Impedance Measurement
State of Charge
Charge Pump
Discharge Current Limiting
32 patents (USPTO):Explore Patents

Title: Innovations and Contributions of Jinrong Qian in Battery Technology

Introduction

Jinrong Qian is a prominent inventor based in Plano, TX, known for his significant contributions to battery technology. With an impressive portfolio of 32 patents, Qian's work focuses on enhancing the efficiency and performance of battery charging systems. His innovative designs have paved the way for advancements that benefit both consumers and industry alike.

Latest Patents

Among Qian's latest patents is a groundbreaking battery charger system featuring a charge pump power stage. This system involves an adapter coupled to a charger that receives power from the adapter and provides a charging current to the battery. Notably, the charger includes a power stage with a charge pump that allows for adjustable current sources and voltage clamps, significantly improving charging efficiency. Additionally, he has developed a method for limiting battery discharging current in charger and discharger circuits. This power supply system incorporates a rechargeable battery, integrating an advanced circuit that restricts discharge currents when powering a load. By utilizing pulse-width modulation (PWM) circuits and both digital and analog settings, Qian ensures safe and efficient battery utilization.

Career Highlights

Throughout his career, Jinrong Qian has worked with esteemed companies such as Koninklijke Philips Corporation N.V. and Texas Instruments Corporation. His experience in these leading firms has allowed him to apply his innovative ideas in real-world applications, significantly impacting the electronics industry.

Collaborations

In his journey as an inventor, Qian has collaborated with notable professionals, including DaFeng Weng. Their teamwork has contributed to many of the innovations Qian is known for today, showcasing the power of collaboration in technology development.

Conclusion

Jinrong Qian's influential work and numerous patents underscore his commitment to advancing battery technology. His innovative solutions continue to enhance the performance and safety of battery systems, reflecting his significant role as an inventor in the field. As technology evolves, Qian's contributions will undoubtedly remain a vital part of the industry's progress.

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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