Location History:
- Montigny-le-Roi, FR (2001)
- rue de Navarre, FR (2001)
Company Filing History:
Years Active: 2001
Title: The Innovative Contributions of Nicolas Changey
Introduction
Nicolas Changey is a notable inventor based in Montigny-le-Roi, France. He has made significant contributions to the field of electrical engineering, particularly in the development of technologies related to insulated-gate bipolar transistors (IGBTs). With a total of 2 patents to his name, Changey's work has the potential to impact various applications in the electronics industry.
Latest Patents
Changey's latest patents include a method of electrically connecting IGBT transistor chips mounted on an integrated-circuit wafer. This innovative method involves welding the collector, emitter, and gate-control electrodes to corresponding connection locations of the chips. Notably, some of the emitter electrodes are designed as a single piece in the form of a plate made of electrically conducting material. This plate features protruding parts that define connection pads, which are welded to the corresponding connection locations.
Another significant patent by Changey is a method of fabricating a gate-control electrode for an IGBT transistor. This method utilizes a plate of electrically conducting material covered with an electrically insulating layer. The process includes forming an electrically conductive layer on the connection pad intended for soldering to the gate, as well as creating an electrically conductive track for supplying the connection pad.
Career Highlights
Nicolas Changey is currently employed at Alstom Holdings, a company known for its commitment to innovation in transportation and energy solutions. His work at Alstom has allowed him to apply his expertise in electrical engineering to real-world challenges, contributing to the advancement of technology in the industry.
Collaborations
Throughout his career, Changey has collaborated with talented professionals such as Alain Petitbon and Sophie Crouzy. These collaborations have fostered an environment of innovation and creativity, enabling the development of cutting-edge technologies.
Conclusion
Nicolas Changey's contributions to the field of electrical engineering, particularly through his patents related to IGBT technology, highlight his role as an influential inventor. His work at Alstom Holdings and collaborations with other professionals further emphasize his commitment to innovation in the industry.