Location History:
- Crestwood, MO (US) (1991 - 1997)
- Glen Allen, VA (US) (1998 - 2017)
Company Filing History:
8 out of 1,362 
7 out of 333 
4 out of 98 Years Active: 1991-2017
Title: Innovator Spotlight: Dennis J Malfer
Introduction
Dennis J Malfer, based in Glen Allen, VA, is a distinguished inventor with an impressive portfolio of 22 patents. His work primarily revolves around the development of advanced fuel additives and detergent compounds that enhance the performance and efficiency of internal combustion engines.
Latest Patents
Among Malfer's notable innovations is the invention related to Mannich detergents for hydrocarbon fuels. This patent introduces new, highly effective, and substantially pure Mannich detergents, designed to reduce engine deposits in both spark and compression ignition internal combustion engines. The patent details a process involving the reaction of a polyamine with a hydrocarbyl-substituted hydroxyaromatic compound and an aldehyde, conducted at a specific molar ratio. These Mannich detergent compounds can be dispersed in a liquid carrier, producing a fuel additive concentrate that significantly controls engine deposit formation in critical engine components.
Another key patent focuses on fuel additives aimed at maintaining optimum injector performance in diesel engines. This invention outlines a diesel fuel and additive concentrate that includes a reaction product of a hydrocarbyl-substituted dicarboxylic acid or anhydride and an amine compound. The unique formulation, which contains at least one amino triazole group, is proven to enhance the performance of diesel fuel injectors, ensuring better fuel efficiency and engine performance.
Career Highlights
Dennis J Malfer's career has seen significant contributions through his roles at prominent companies such as Ethyl Corporation and Afton Chemical Corporation. His engineering expertise and innovative mindset have established him as a leading figure in fuel technology and additives.
Collaborations
Throughout his professional journey, Malfer has collaborated with esteemed colleagues, including William Jay Colucci and May Duffield Thomas. These partnerships have facilitated a collaborative environment that fosters innovation and leads to the development of groundbreaking solutions within the industry.
Conclusion
In summary, Dennis J Malfer stands out as a pioneering inventor in the realm of fuel technology, with a strong emphasis on enhancing engine performance through innovative additives and detergents. His contributions not only exemplify the spirit of innovation but also reflect a commitment to improving automotive efficiency and environmental sustainability.