F. Joseph Keith

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Richmond, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
High stability dynamic force motor
- Patent number 6,388,417
- Issue date May 14, 2002
- Macrosonix Corporation
- F. Joseph Keith
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Acoustic resonator power delivery
- Patent number 5,994,854
- Issue date Nov 30, 1999
- Macrosonix Corporation
- Christopher C. Lawrenson
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL