Robert H. Slaughter, Jr.

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Ponca City, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Bearing and lubrication system for earth boring bit
- Patent number 7,237,627
- Issue date Jul 3, 2007
- Smith International, Inc.
- Lance T. Richman
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cone erosion protection for roller cone drill bits
- Patent number 7,210,377
- Issue date May 1, 2007
- Smith International, Inc.
- Anthony Griffo
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Back reaming tool
- Patent number 7,137,460
- Issue date Nov 21, 2006
- Smith International, Inc.
- Robert H. Slaughter, Jr.
- E21 - EARTH DRILLING MINING