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Patent applications and USPTO patent grants for Hubbard; Jerry Kenneth.The latest application filed is for "audio amplifier attachable to speaker system by way of magnetic coupler and method therefor".
Patent | Date |
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Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor Grant 9,374,633 - Adams , et al. June 21, 2 | 2016-06-21 |
Audio Amplifier Attachable to Speaker System by Way of Magnetic Coupler and Method Therefor App 20100329484 - Adams; Charles C. ;   et al. | 2010-12-30 |
Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor Grant 7,804,966 - Adams , et al. September 28, 2 | 2010-09-28 |
Audio amplifier attachable to speaker system by way of magnetic coupler and method therefor App 20060133625 - Adams; Charles C. ;   et al. | 2006-06-22 |
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