Charles L. Bull Jr.

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Akron, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for making a carbon black/resin masterbatch
- Patent number 5,552,457
- Issue date Sep 3, 1996
- The Goodyear Tire & Rubber Company
- Charles L. Bull
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Rubber vulcanization agents of sulfur olefin adduct
- Patent number 4,902,775
- Issue date Feb 20, 1990
- The Goodyear Tire & Rubber Company
- Howard A. Colvin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Rubber vulcanization agents of sulfur and olefin
- Patent number 4,792,589
- Issue date Dec 20, 1988
- The Goodyear Tire & Rubber Company
- Howard A. Colvin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Rubber vulcanization agents and methods for their preparation
- Patent number 4,739,036
- Issue date Apr 19, 1988
- Goodyear Tire & Rubber Company
- Howard A. Colvin
- C07 - ORGANIC CHEMISTRY