This inventor holds 2 USPTO granted patents and 5 published patent applications and 1 EPO patent. Top assignees: Huawei Digital Power Technologies Co., Ltd., Huawei Digital Power Technologies Co., Ltd.. Active years: 2026.
Company Filing History:
1 out of 429 
1 out of 148 Years Active: 2026
Title: Yaojia Zhang: Innovator in Grid-Tied Inverter Technology
Introduction
Yaojia Zhang is a prominent inventor based in Shanghai, China. He has made significant contributions to the field of electrical engineering, particularly in the development of grid-tied inverter technology. His innovative work has led to the filing of a patent that showcases his expertise and creativity in this area.
Latest Patents
Yaojia Zhang holds a patent for a "Grid-tied inverter apparatus and grid-tied control method." This application describes examples of a grid-tied inverter apparatus and a grid-tied control method. In one example, the grid-tied inverter apparatus includes an inverter circuit, a controller, and a filter circuit. The controller is configured to adjust switching frequencies of a plurality of power switching transistors based on an output current value of the inverter apparatus. It also adjusts a resonance frequency of the filter circuit through different resonant branches, ensuring that the resonance frequency meets grid-tied requirements. He has 1 patent to his name.
Career Highlights
Yaojia Zhang is currently employed at Huawei Digital Power Technologies Co., Ltd., where he continues to innovate and develop advanced technologies. His work at Huawei has positioned him as a key player in the renewable energy sector, focusing on solutions that enhance the efficiency and reliability of power systems.
Collaborations
Yaojia has collaborated with notable colleagues, including Dong Chen and Lei Shi. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of cutting-edge technologies.
Conclusion
Yaojia Zhang is a talented inventor whose work in grid-tied inverter technology is paving the way for advancements in renewable energy solutions. His contributions are vital to the ongoing evolution of power systems, and his innovative spirit continues to inspire others in the field.