Forward Citations = 23

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3 inventors (with patents filed for the assignee):

Robert E Farnham (3 out of 6 patents)

Fredric W Prill (1 out of 6 patents)

Frederic W Prill (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5294197 - Asphalt manufacturing assembly (1994-03-15),

2. 5272833 - Soil remediation apparatus and method for same (1993-12-28),

3. 5103687 - Self-adjusting trunnion assembly (1992-04-14),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#10 in Geneva, IL

#3,452 in Illinois

#73,860 in US

Geneva, IL, United States of America

Asphalt Product Technologies

Forward Citations = 23

3 inventors:

Robert E Farnham (3 out of 6 patents)

Fredric W Prill (1 out of 6 patents)

Frederic W Prill (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Asphalt Product Technologies. Retrieved from https://idiyas.com/company/asphalt-product-technologies

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]