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Patent applications and USPTO patent grants for Barker; A. Clifford.The latest application filed is for "apparatus and method for direct digital measurement of electrical properties of passive components".
Patent | Date |
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System and method for providing a realistic audiovisual representation of a game among widely separated participants Grant 6,955,604 - Graves , et al. October 18, 2 | 2005-10-18 |
Apparatus and method for direct digital measurement of electrical properties of passive components App 20020084776 - Barker, A. Clifford | 2002-07-04 |
Method and apparatus for overcoming certain destabilizing torques on gyro-stabilized platforms Grant 4,399,714 - Barker August 23, 1 | 1983-08-23 |
Phase comparison systems employing improved phaselock loop apparatus Grant 3,931,585 - Barker , et al. January 6, 1 | 1976-01-06 |
Radio navigation system and apparatus Grant 3,928,852 - Barker December 23, 1 | 1975-12-23 |
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