Company Filing History:
20 out of 25,901 
1 out of 22 Years Active: 2016-2021
Title: Xiaoguang Chang: Innovator in Battery Technology
Introduction
Xiaoguang Chang, located in Northville, MI, is an accomplished inventor with a remarkable portfolio of 21 patents. His work primarily focuses on advancements in vehicle battery technology, showcasing his commitment to improving electric vehicle performance and sustainability.
Latest Patents
Among Xiaoguang's latest inventions is the "System and method for online vehicle battery capacity diagnosis." This innovative technology allows vehicles with traction batteries to estimate their capacity accurately. It employs a controller that detects any changes in battery capacity based on the energy supplied during charging cycles. If the energy input is less than expected, the system can adjust its operating strategy until a new capacity estimate is established.
Additionally, he has patented "Methods to determine battery cell voltage relaxation time based on cell usage history and temperature." This invention addresses the importance of measuring battery state of charge (SOC) in lithium-ion batteries. It emphasizes that the internal diffusion process must be nearly complete to obtain accurate open circuit voltage measurements, and it describes methods to determine voltage relaxation time based on battery temperature and usage history.
Career Highlights
Xiaoguang has made significant contributions at Ford Global Technologies, LLC and Ford Global Technology, LLC, where his innovative work has been instrumental in advancing electric vehicle technologies. His patents demonstrate a deep understanding of battery systems and contribute to the evolution of electric driving experiences.
Collaborations
Throughout his career, Xiaoguang has collaborated with notable peers such as Xu Wang and Chuan He. These partnerships have fostered an environment of innovation and shared knowledge, ultimately enhancing the quality and impact of their collective work in battery technology.
Conclusion
Xiaoguang Chang stands out as a visionary inventor in the realm of vehicle battery technology. His 21 patents not only highlight his ingenuity but also reflect his dedication to driving advancements in the electric vehicle sector. With ongoing developments and collaborations, he is poised to continue shaping the future of battery innovations.
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.