Jeffrey D. Leisey

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Nozzle bore for high flow rates
- Patent number 7,040,423
- Issue date May 9, 2006
- Smith International, Inc.
- James L. Larsen
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Nozzle bore for high flow rates
- Publication number 20050189148
- Publication date Sep 1, 2005
- James L. Larsen
- E21 - EARTH DRILLING MINING