Company Filing History:
5 out of 7 
1 out of 7 
1 out of 5 Years Active: 1976-1997
Title: The Innovative Contributions of Edward C. Rosar
Introduction
Edward C. Rosar is a notable inventor based in Lakewood, Colorado, with a remarkable portfolio of nine patents. His work primarily focuses on innovative solutions in the fields of dust suppression and mineral extraction. Rosar's inventions demonstrate a commitment to enhancing safety and efficiency in various applications.
Latest Patents
One of Rosar's latest patents is a lightweight dust suppressing aggregate for antiskidding applications. This traction aggregate is designed to minimize dust generation while providing adequate traction for vehicles. The aggregate is created by saturating an expanded substrate with a liquid dust suppressant, which is then sealed with a water-repellent sealant. This innovative material remains effective even after snow and ice have melted, ensuring a non-dusting surface for ongoing vehicular use.
Another significant patent is the method and apparatus for solution mining. This process involves undercutting a mineral deposit using an aqueous solution, followed by controlled solution mining to maintain a stable roof and pillar support. The resulting cavity features steeply angled sidewalls, which enhance mineral recovery and dissolution rates. This method is applicable to various geological formations, showcasing Rosar's versatility as an inventor.
Career Highlights
Throughout his career, Edward C. Rosar has worked with several companies, including Industrial Resources, Inc. and Natec Incorporated. His experience in these organizations has contributed to his development as an inventor and has allowed him to apply his innovative ideas in practical settings.
Collaborations
Rosar has collaborated with notable individuals in his field, including Jacques M. Dulin and Harvey S. Rosenberg. These partnerships have likely enriched his work and expanded the impact of his inventions.
Conclusion
Edward C. Rosar's contributions to innovation, particularly in dust suppression and mineral extraction, highlight his significant role as an inventor. His patents reflect a dedication to improving safety and efficiency in various applications.