This inventor holds 1 USPTO granted patent. Top assignees: China Xd Electric Co., Ltd., Xi'an Xd Power Systems Co., Ltd.. Active years: 2025.
Company Filing History:
1 out of 3 
1 out of 1 Years Active: 2025
Title: Liguo Chang: Innovator in Valve Control Systems
Introduction
Liguo Chang is a notable inventor based in Xi'an, China. He has made significant contributions to the field of valve control systems, particularly through his innovative patent. His work reflects a deep understanding of technology and its applications in modern engineering.
Latest Patents
Liguo Chang holds a patent titled "Method and apparatus for controlling redundancy of valve control system of converter valve." This patent describes a method and apparatus designed to enhance the reliability of valve control systems. The method involves specific actions for each FPGA, including outputting control signals based on the operational state of the system. This innovation aims to ensure seamless operation even in the event of a failure, thereby improving the overall efficiency of converter valves.
Career Highlights
Throughout his career, Liguo Chang has worked with prominent companies such as China XD Electric Co., Ltd. and Xi'an XD Power Systems Co., Ltd. His experience in these organizations has allowed him to apply his expertise in practical settings, contributing to advancements in electrical engineering and control systems.
Collaborations
Liguo Chang has collaborated with several professionals in his field, including Hengyu Zhang and Xiaoting Ma. These collaborations have fostered a productive environment for innovation and development in valve control technologies.
Conclusion
Liguo Chang's contributions to valve control systems through his patent and professional experience highlight his role as an influential inventor. His work continues to impact the field positively, showcasing the importance of innovation in engineering.