Devlin J. Barnes

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Winona Lake, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Hubcap locking device
- Patent number 6,508,518
- Issue date Jan 21, 2003
- Robert H. Owen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Hubcap locking device
- Patent number 5,902,018
- Issue date May 11, 1999
- Spartech Industries, Inc.
- Robert H. Owen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Bi-directional anti-slip drive wheel assembly
- Patent number 5,865,915
- Issue date Feb 2, 1999
- Spartech Industries, Inc.
- Robert H. Owen
- B60 - VEHICLES IN GENERAL