Location History:
- Williams, AZ (US) (1978)
- Mentor on the Lake, OH (US) (1989)
- Dover, OH (US) (1991)
Company Filing History:
2 out of 1,305 
1 out of 832,718 Years Active: 1978-1991
Title: David L Hopkins: Innovator in Asphalt Additive Compositions
Introduction
David L Hopkins is a notable inventor based in Dover, OH (US). He has made significant contributions to the field of asphalt technology, holding a total of 3 patents. His work focuses on improving the durability and performance of asphalt paving mixtures.
Latest Patents
One of his latest patents involves asphalt additive compositions that comprise a metallic organic strength improving compound and an anti-strip compound. The metallic organic compound includes metals such as manganese, cobalt, copper, vanadium, molybdenum, cerium, iron, nickel, lead, zirconium, barium, calcium, and zinc, with manganese being the preferred choice. The anti-strip compound is specifically designed to reduce water-induced damage to asphalt paving mixtures, enhancing the longevity and effectiveness of asphalt applications.
Career Highlights
Throughout his career, David has worked with various companies, including the Lubrizol Corporation. His expertise in asphalt technology has positioned him as a key figure in the development of innovative solutions for the industry.
Collaborations
David has collaborated with professionals in his field, including John S Perz, to further advance the technology surrounding asphalt additives.
Conclusion
David L Hopkins is a distinguished inventor whose work in asphalt additive compositions has made a lasting impact on the industry. His innovative approaches continue to enhance the performance and durability of asphalt paving mixtures.