Company Filing History:
Years Active: 1994-2002
Title: The Innovations of Denis Billaud
Introduction
Denis Billaud is a notable inventor based in Nancy, France, recognized for his contributions to the field of electrochemical generators. With a total of four patents to his name, Billaud has made significant strides in enhancing the performance of lithium-ion batteries.
Latest Patents
One of his latest patents focuses on additives for improving the reversibility of a carbon electrode in a lithium-ion secondary electrochemical generator. This invention involves the use of cyclic or non-cyclic α-halogenated esters, such as α-bromo-γ-butyrolactone or methyl chloroformiate. These additives can be incorporated into the electrolyte at a concentration of 0.5 to 3% by volume or can be adsorbed onto the carbon electrode to create a passivation film during the initial use of the generator. Another significant patent involves a carbon product rich in lithium, designed for use as a negative electrode in a lithium cell.
Career Highlights
Throughout his career, Denis Billaud has worked with prominent organizations, including the Centre National d'Études Spatiales and Solvay. His work has contributed to advancements in battery technology, particularly in improving the efficiency and longevity of lithium-ion batteries.
Collaborations
Billaud has collaborated with notable colleagues such as Patrick Willmann and Abdelaziz Naji, further enhancing the impact of his innovations in the field.
Conclusion
Denis Billaud's work in the realm of electrochemical generators showcases his dedication to innovation and improvement in battery technology. His patents reflect a commitment to advancing the efficiency of lithium-ion batteries, making him a significant figure in the field of energy storage.