loadpatents
Patent applications and USPTO patent grants for Pillhofer; Stefan.The latest application filed is for "musical instruction and assessment systems".
Patent | Date |
---|---|
Method and system to process digital audio data Grant 9,208,821 - Evans , et al. December 8, 2 | 2015-12-08 |
Musical instruction and assessment systems Grant 8,785,757 - Pillhofer , et al. July 22, 2 | 2014-07-22 |
Musical Instruction and Assessment Systems App 20130233152 - Pillhofer; Stefan ;   et al. | 2013-09-12 |
Musical instruction and assessment systems Grant 8,338,684 - Pillhofer , et al. December 25, 2 | 2012-12-25 |
Digital audio processor Grant 8,255,069 - Evans , et al. August 28, 2 | 2012-08-28 |
Method and system for displaying components of music instruction files Grant 8,183,454 - Luedecke , et al. May 22, 2 | 2012-05-22 |
Musical Instruction And Assessment Systems App 20110259176 - Pillhofer; Stefan ;   et al. | 2011-10-27 |
Music Instruction System App 20100162878 - Lengeling; Gerhard H. ;   et al. | 2010-07-01 |
Method And System For Music Instruction Files App 20100162880 - Luedecke; Oliver Helmut ;   et al. | 2010-07-01 |
Digital Audio Processor App 20090043410 - Evans; Matt ;   et al. | 2009-02-12 |
Method And System To Process Digital Audio Data App 20090044122 - Evans; Matt ;   et al. | 2009-02-12 |
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