Fredric W. Prill

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LaGrange, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable inlet for recycle asphalt pavement
- Patent number 7,625,113
- Issue date Dec 1, 2009
- AI Enterprises, Inc.
- Bruce A. Dillman
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Asphalt manufacturing assembly
- Patent number 5,294,197
- Issue date Mar 15, 1994
- Asphalt Product Technologies
- Fredric W. Prill
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Counterflow asphalt drum mixer producing less hydrocarbon emissions...
- Patent number 5,054,931
- Issue date Oct 8, 1991
- Barber-Greene Co.
- Robert E. Farnham
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Safety back-up for metering pump control
- Patent number 4,839,571
- Issue date Jun 13, 1989
- Barber-Greene Company
- Robert E. Farnham
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Method of Extinguishing Fires
- Publication number 20100218960
- Publication date Sep 2, 2010
- Bruce A. Dillman
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
Adjustable inlet for recycle asphalt pavement
- Publication number 20070041265
- Publication date Feb 22, 2007
- Bruce A. Dillman
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES