Company Filing History:
3 out of 2,487 
2 out of 2 Years Active: 2023-2025
Title: Innovations by Liwei Zhou in Electric Vehicle Charging Technology
Introduction
Liwei Zhou is an accomplished inventor based in New York, NY, with a focus on advancements in electric vehicle charging technology. He holds three patents that showcase his innovative contributions to the field. His work primarily revolves around non-isolated DC fast chargers designed to enhance the efficiency and safety of charging stations for electrified vehicles.
Latest Patents
Liwei Zhou's latest patents include a non-isolated DC fast charger for electrified vehicles. This system is designed to mitigate leakage currents in charging stations. It features a bank of one or more parallel capacitors per phase that are electrically coupled to an AC voltage source. The neutral point of these capacitors is connected to a DC ground. Additionally, the system includes a bank of one or more inductors per phase, which are also electrically coupled to the parallel capacitors. Each inductor is in series with and downstream from one capacitor. A rectifier is positioned downstream from the parallel inductors, converting the AC voltage source to a DC voltage for battery supply. The system also incorporates a DC bus connected to the rectifier and a controller that mitigates leakage currents by controlling the voltage of the parallel capacitors.
Career Highlights
Liwei Zhou has made significant strides in his career, working with prestigious institutions such as Columbia University and Longmax Corporation Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in electric vehicle technology.
Collaborations
Throughout his career, Liwei Zhou has collaborated with notable professionals, including Matthias Preindl and William-Michael Eull. These collaborations have contributed to the advancement of his projects and the successful development of his patents.
Conclusion
Liwei Zhou's contributions to electric vehicle charging technology through his patents demonstrate his commitment to innovation in the field. His work not only addresses current challenges but also paves the way for future advancements in sustainable transportation.
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.