This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Huawei Digital Power Technologies Co., Ltd.. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Wing Cong Cheung and Power Conversion Protection
Introduction
Wing Cong Cheung is an inventor associated with Dongguan, China. His listed patent work concerns protection features for power converters and related systems.
Latest Patents
Cheung is credited with 1 patent: “Power Converter, Protection Method, and System.” The invention describes a power converter with a protection circuit, a controller, and a power conversion circuit. The protection circuit uses a positive temperature coefficient (PTC) resistor and two switch units. Depending on the configuration, one switch unit is placed between the power supply and the converter input or in series on the converter’s direct-current bus, while the PTC resistor is connected in parallel with that switch. The second switch unit is connected across the converter input or between the positive and negative direct-current buses.
Career Highlights
Cheung is associated with Huawei Digital Power Technologies Co., Ltd. The available information identifies his work in power conversion and circuit protection but does not provide further details about his role or career history.
Collaborations
His listed coworkers include Baoguo Chen and Pengpeng Yu. The available information does not specify the nature or extent of their collaboration.
Conclusion
Wing Cong Cheung’s listed patent focuses on protecting power-conversion equipment through a circuit arrangement that combines switching components with a PTC resistor.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile