This inventor holds 2 USPTO granted patents. Top assignees: Williams International, Other. Active years: 1991-2001.
Company Filing History:
1 out of 68 
1 out of 834,453 Years Active: 1991-2001
Title: Richard D. Stephens: Innovator in Rocket Engine Technology
Introduction
Richard D. Stephens is a notable inventor based in Brighton, MI (US), recognized for his contributions to rocket engine technology. With a total of 2 patents, he has made significant advancements in the field of propulsion systems.
Latest Patents
One of his latest patents is for a rocket engine that features first and second rotary injectors. These injectors are designed to inject fuel and oxidizer propellant components into a first combustion chamber. The effluent from this chamber drives a turbine that rotates the rotary injectors. The design aims to maintain a fuel-rich mixture within the first combustion chamber to reduce combustion temperatures. The high-temperature effluent generated in a second combustion chamber is suitable for propulsion.
Another innovative patent by Stephens is a multiple fluid feed system intended for turbine engines. This system includes a fuel tank, a fuel pump, and mechanisms for switching fuel flow between a return to tank condition and an engine supply condition. The system features a starting fuel reservoir with a movable piston that responds to the switching means, ensuring efficient fuel supply during engine operation.
Career Highlights
Throughout his career, Richard D. Stephens has worked with various companies, including Williams International. His work has focused on developing advanced technologies that enhance the performance and efficiency of propulsion systems.
Collaborations
He has collaborated with notable individuals in the industry, including Gregg G. Williams and Robert S. Thompson, Jr. Their combined expertise has contributed to the successful development of innovative technologies in the field.
Conclusion
Richard D. Stephens stands out as a significant figure in the realm of rocket engine innovation. His patents reflect a commitment to advancing propulsion technology, making him a valuable contributor to the field.