Location History:
- Taoyuan, CN (2021)
- Shanghai, CN (2018 - 2023)
Company Filing History:
3 out of 600 
2 out of 3,369 
Years Active: 2018-2023
Title: Lei Chang: Innovator in Power Electronics
Introduction
Lei Chang is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of power electronics, holding a total of five patents. His work focuses on developing advanced magnetic components and power modules that enhance the efficiency and performance of electronic systems.
Latest Patents
One of Lei Chang's latest patents is a magnetic component and power module. This invention relates to the technical field of power electronics and includes a first heat sink, a magnetic core extending in a transverse direction, and a winding structure wound on the magnetic core. The winding structure consists of at least a first coil and a second coil arranged adjacently along the transverse direction, with a gap provided between them. The first heat sink is strategically placed in this gap, ensuring thermal contact with the first coil, the second coil, and the magnetic core.
Another notable patent is the bidirectional isolated resonant converter with an integrated resonant inductor and isolated transformer. This converter comprises a first side circuit, a second side circuit, and a resonant tank circuit. The resonant tank circuit includes a first resonant capacitor, a resonant inductor, an isolated transformer, and a second capacitor. The design integrates the resonant inductor and the isolated transformer into a single magnetic component, optimizing the overall efficiency of the system.
Career Highlights
Throughout his career, Lei Chang has worked with notable companies, including Delta Electronics (Shanghai) Co., Ltd and Delta Electronics, Inc. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in power electronics.
Collaborations
Lei Chang has collaborated with several talented individuals in his field, including Jinfa Zhang and Hao Sun. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies.
Conclusion
In summary, Lei Chang is a distinguished inventor whose work in power electronics has led to several innovative patents. His contributions continue to shape the future of electronic systems, making him a key figure in the industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.