Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7393564 | Rubber compositions and articles thereof having improved metal adhesion | Frederick J. Ravagnani, William L. Hergenrother | 2008-07-01 |
| 7201944 | Rubber compositions and articles thereof having improved metal adhesion and metal adhesion retention with bright steel | Frederick J. Ravagnani, William L. Hergenrother | 2007-04-10 |
| 4929684 | Stiff sidewalls for pneumatic tires | Charles M. Roland, Georg G. A. Bohm | 1990-05-29 |
| 4745145 | Rubber compositions and articles thereof having improved metal adhesion and metal adhesion retention | Frederick J. Ravagnani, Adel Farhan Halasa | 1988-05-17 |
| 4324281 | Method, composition and product employing a tetracarboxylic dianhydride to improve adhesion between a metal member and a contiguous rubber skim stock | Frederick J. Ravagnani | 1982-04-13 |
| 4239663 | Method, composition and product with improved adhesion between a metal member and a contiguous rubber skim stock | Frederick J. Ravagnani | 1980-12-16 |
| 4203874 | Method, composition and product with improved adhesion between a metal member and a contiguous cured rubber skim stock | Adel Farhan Halasa, Frederick J. Ravagnani | 1980-05-20 |
| 4195679 | Composition and product with improved adhesion between a metal member and a contiguous cured rubber skim stock | Frederick J. Ravagnani | 1980-04-01 |