Company Filing History:
Years Active: 2025
Title: Stéphane Albert André Douillard: Innovator in Helicopter Propulsion Systems
Introduction
Stéphane Albert André Douillard is a notable inventor based in Moissy-Cramayel, France. He has made significant contributions to the field of helicopter technology, particularly in propulsion systems. His innovative approach has led to the development of a unique hybrid propulsion system that enhances helicopter performance.
Latest Patents
Stéphane Douillard holds a patent for a hybrid propulsion system for helicopters. This system comprises a main engine, a main rotor, and a main gearbox that is mechanically connected to the main rotor. The design includes a reduction gearbox that is mechanically coupled between the main engine and a first input of the main gearbox. Additionally, the system features an assistance device that includes a first electric machine, which operates as an electric generator to harness energy produced by the main engine. A second electric machine is also included, which is supplied with electrical power by the first electric machine and functions as an electric motor to provide additional mechanical power to the main gearbox. This innovative design is aimed at improving the efficiency and performance of helicopters.
Career Highlights
Stéphane Douillard is currently employed at Safran Helicopter Engines, a leading company in the aerospace industry. His work focuses on advancing helicopter propulsion technologies, contributing to the company's reputation for innovation and excellence in the field.
Collaborations
Stéphane has collaborated with talented coworkers such as Romain Jean Gilbert Thiriet and Fabien Mercier-Calvairac. Their combined expertise has fostered a creative environment that encourages the development of cutting-edge technologies in helicopter engineering.
Conclusion
Stéphane Albert André Douillard is a prominent figure in the field of helicopter propulsion systems, with a patent that showcases his innovative spirit. His contributions at Safran Helicopter Engines and collaborations with skilled colleagues highlight his commitment to advancing aerospace technology.