Company Filing History:
Years Active: 2011-2013
Title: Grace S. Chang: Innovator in Battery Technology
Introduction
Grace S. Chang is a prominent inventor based in Watertown, MA (US), known for her significant contributions to battery technology. With a total of three patents to her name, she has made remarkable advancements in the design and construction of rechargeable battery cells. Her innovative work is paving the way for more efficient and compact energy storage solutions.
Latest Patents
One of Grace's latest patents focuses on a battery cell design and method of its construction. This invention presents a compact, robust, multifunctional, and highly manufacturable rechargeable battery cell. The design minimizes internal volume dedicated to inert components, thereby enhancing efficiency. In some embodiments, the battery cell includes an assembly with an anode sheet and a cathode sheet separated by separator membranes. Each sheet features an electroactive layer on a current collector, with at least one current collector in electrical communication with conducting tabs. These tabs extend from the end face of the spirally wound assembly, allowing for improved functionality. Additionally, the cell incorporates a first tab insulator with concentrically positioned outer and inner members, each having slots for the conducting tabs to pass through. This innovative design allows for adjustable relative angular orientation of the slots, further enhancing the battery's performance.
Career Highlights
Grace S. Chang is currently employed at A123 Systems LLC, where she continues to develop cutting-edge battery technologies. Her work has garnered attention in the field of energy storage, and she is recognized for her expertise in creating efficient battery systems.
Collaborations
Grace has collaborated with notable colleagues, including Jonah S. Myerberg and Donald G. Dafoe, contributing to a dynamic team focused on advancing battery technology.
Conclusion
Grace S. Chang's innovative work in battery technology exemplifies her commitment to enhancing energy storage solutions. Her patents reflect a deep understanding of the complexities involved in battery design, and her contributions are likely to have a lasting impact on the industry.