Location History:
- Santa Clara, CA (US) (2020)
- Shanghai, CN (2012 - 2024)
Company Filing History:
4 out of 3,378 
4 out of 2,362 
3 out of 5,937 
Years Active: 2012-2025
Title: Han Li: Innovator in Power Electronics
Introduction
Han Li is a prominent inventor based in Shanghai, China, known for his significant contributions to the field of power electronics. With a total of 12 patents to his name, he has developed innovative solutions that enhance the efficiency and reliability of power systems.
Latest Patents
Among his latest patents are a power factor correction circuit, a power factor correction assembly, and an on-line uninterruptible power supply comprising the same. The power factor correction circuit features a pulse width modulated rectifier and an isolated DC-DC converter, which work together to improve power efficiency. The power factor correction assembly consists of multiple power factor correction circuits, allowing for a compact design that eliminates the need for a line-frequency transformer, thus reducing size and cost while enhancing operational reliability. Additionally, he has developed an auxiliary pre-charging device for power converters, which includes a switch, transformer, pre-charging resistor, and rectifier, facilitating efficient pre-charging methods for power systems.
Career Highlights
Han Li has worked with notable companies such as Delta Electronics, Inc. and Eaton Intelligent Power Limited. His experience in these organizations has allowed him to refine his expertise in power electronics and contribute to groundbreaking innovations in the industry.
Collaborations
Throughout his career, Han has collaborated with talented individuals, including Cheng Luo and Jinfa Zhang, who have contributed to his projects and innovations.
Conclusion
Han Li's work in power electronics exemplifies the impact of innovative thinking in enhancing power system efficiency and reliability. His patents reflect a commitment to advancing technology in this critical field.