Richard Barkley Campbell

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Massillon, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Zoned tread for racing tires
- Patent number 9,776,456
- Issue date Oct 3, 2017
- The Goodyear Tire & Rubber Company
- Paul Harry Sandstrom
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Forming and mounting of an asymmetric race tire
- Patent number 6,508,284
- Issue date Jan 21, 2003
- The Goodyear Tire & Rubber Company
- Douglas Ashley Swift
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ZONED TREAD FOR RACING TIRES
- Publication number 20120180918
- Publication date Jul 19, 2012
- Paul Harry Sandstrom
- B60 - VEHICLES IN GENERAL