Company Filing History:
3 out of 1,528 
3 out of 1,055 
1 out of 96 
Years Active: 1977-1999
Title: **Inventor Spotlight: Richard A. Kretchmer**
Introduction
Richard A. Kretchmer, an accomplished inventor based in Clarendon Hills, Illinois, has made significant contributions to the field of combustion engine technology. With a portfolio of 8 patents, Kretchmer has focused on innovative solutions for controlling exhaust emissions, showcasing his commitment to improving environmental standards in the automotive industry.
Latest Patents
Kretchmer's latest patents revolve around advanced methods for regulating exhaust emissions from internal combustion engines. One notable invention involves the integration of a heat exchanger, a sulfur oxide absorbent, and dual catalytic converter zones. In this design, exhaust gases pass through a first catalytic converter zone, followed by the sulfur oxide absorbent, and are then treated in a second catalytic converter zone. The heat exchanger plays a crucial role by transferring heat from the first catalytic zone to the second, enhancing efficiency and reducing harmful emissions.
Another key patent similarly focuses on exhaust control, employing a heat exchanger to extract heat from the exhaust gas before it interacts with the sulfur oxide absorbent. This innovative process ensures the catalytic converter operates at optimal temperatures while also incorporating a hydrocarbon adsorbent to capture organic compounds during engine cold starts and releasing them during sustained operation.
Career Highlights
Throughout his career, Kretchmer has been associated with prestigious companies, including Amoco Corporation and Standard Oil Company (Indiana), where he honed his expertise in automotive innovations and environmental technologies. His work has not only contributed to the advancement of emission control systems but also reflected a broader commitment to sustainability in engineering practices.
Collaborations
Kretchmer has collaborated with notable peers in the industry, including Thomas W. Tolpin and Frank S. Modica. These partnerships have further enriched his inventive endeavors and have led to the development of pioneering technologies in the realm of exhaust emission control.
Conclusion
Richard A. Kretchmer stands as a key figure in the advancement of automotive technologies, particularly in the domain of exhaust emission control. His innovative patents and notable career in prominent companies reflect his dedication to enhancing environmental sustainability. As he continues to develop groundbreaking solutions, Kretchmer's contributions remain vital to the progression of clean technology in the automotive sector.