Kevin W. Lockyear

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San Jose, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Motor variable frequency drive
- Patent number 4,491,778
- Issue date Jan 1, 1985
- Hughes Tool Company
- Dick L. Knox
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Backspin detection circuit for a submersible pump
- Patent number 4,410,845
- Issue date Oct 18, 1983
- Hughes Tool Company
- Kevin W. Lockyear
- E21 - EARTH DRILLING MINING