Dean VanDruff

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Musical computer keyboard apparatus and method
- Patent number 6,444,888
- Issue date Sep 3, 2002
- Dean VanDruff
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Modal computer keyboard stenography emulation apparatus and method
- Publication number 20020150416
- Publication date Oct 17, 2002
- Dean VanDruff
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MUSICAL COMPUTER KEYBOARD APPARATUS AND METHOD
- Publication number 20020134218
- Publication date Sep 26, 2002
- Dean VanDruff
- G10 - MUSICAL INSTRUMENTS ACOUSTICS