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Frederick J. Ravagnani
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Uniontown, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Rubber compositions and articles thereof having improved metal adhe...
Patent number
7,393,564
Issue date
Jul 1, 2008
Bridgestone Firestone North American Tire, LLC
William L. Hergenrother
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber compositions and articles thereof having improved metal adhe...
Patent number
7,201,944
Issue date
Apr 10, 2007
Bridgestone Firestone North American Tire, LLC
William L. Hergenrother
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly (metal carboxylate) grafted rubbers with high modulus
Patent number
5,962,593
Issue date
Oct 5, 1999
Bridgestone Corporation
William L. Hergenrother
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High modulus low hysteresis rubber compound for pneumatic tires
Patent number
5,494,958
Issue date
Feb 27, 1996
Bridgestone Corporation
Roy M. Freeman
B60 - VEHICLES IN GENERAL
Information
Patent Grant
High modulus low hysteresis rubber compound for pneumatic tires
Patent number
5,494,091
Issue date
Feb 27, 1996
Bridgestone Corporation
Roy M. Freeman
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Pneumatic tire with air retention carcass
Patent number
5,484,005
Issue date
Jan 16, 1996
Bridgestone Corporation
Christine L. Morehart
B60 - VEHICLES IN GENERAL
Information
Patent Grant
High modulus low hysteresis rubber compound for pneumatic tires
Patent number
5,464,899
Issue date
Nov 7, 1995
Bridgestone Corporation
Roy M. Freeman
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Rubber compositions and articles thereof having improved metal adhe...
Patent number
4,745,145
Issue date
May 17, 1988
The Firestone Tire & Rubber Company
Steven E. Schonfeld
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method, composition and product employing a tetracarboxylic dianhyd...
Patent number
4,324,281
Issue date
Apr 13, 1982
The Firestone Tire & Rubber Company
Frederick J. Ravagnani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method, composition and product with improved adhesion between a me...
Patent number
4,239,663
Issue date
Dec 16, 1980
The Firestone Tire & Rubber Company
Frederick J. Ravagnani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method, composition and product with improved adhesion between a me...
Patent number
4,203,874
Issue date
May 20, 1980
The Firestone Tire & Rubber Company
Adel F. Halasa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Composition and product with improved adhesion between a metal memb...
Patent number
4,195,679
Issue date
Apr 1, 1980
The Firestone Tire & Rubber Company
Steven E. Schonfeld
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Tire ply steer control
Patent number
4,016,916
Issue date
Apr 12, 1977
The Firestone Tire & Rubber Company
Frederick Joseph Ravagnani
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Rubber compositions and articles thereof having improved metal adhe...
Publication number
20070010606
Publication date
Jan 11, 2007
William L. Hergenrother
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rubber compositions and articles thereof having improved metal adhe...
Publication number
20050119383
Publication date
Jun 2, 2005
William L. Hergenrother
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Rubber compositions and articles thereof having improved metal adhe...
Publication number
20040122180
Publication date
Jun 24, 2004
Bridgestone/Firestone North American Tire, LLC
William L. Hergenrother
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...