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Patent applications and USPTO patent grants for Hetherington; Phil A..The latest application filed is for "karaoke system".
Patent | Date |
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Noise reduction with integrated tonal noise reduction Grant 8,489,396 - Hetherington , et al. July 16, 2 | 2013-07-16 |
Spectro-temporal varying approach for speech enhancement Grant 8,352,257 - Hetherington , et al. January 8, 2 | 2013-01-08 |
Karaoke system Grant 7,928,307 - Hetherington , et al. April 19, 2 | 2011-04-19 |
Karaoke System App 20100107856 - Hetherington; Phil A. ;   et al. | 2010-05-06 |
Spectro-temporal Varying Approach For Speech Enhancement App 20080167866 - Hetherington; Phil A. ;   et al. | 2008-07-10 |
Noise Reduction With Integrated Tonal Noise Reduction App 20080167870 - HETHERINGTON; PHIL A. ;   et al. | 2008-07-10 |
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