Jeffrey James Hsu

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Broomfield, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Stringless bowed musical instrument
- Patent number 10,224,015
- Issue date Mar 5, 2019
- Jeffrey James Hsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Stringless bowed musical instrument
- Patent number 9,767,706
- Issue date Sep 19, 2017
- Jeffrey James Hsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
STRINGLESS BOWED MUSICAL INSTRUMENT
- Publication number 20170103741
- Publication date Apr 13, 2017
- Jeffrey James Hsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
STRINGLESS BOWED MUSICAL INSTRUMENT
- Publication number 20150122109
- Publication date May 7, 2015
- Jeffrey James Hsu
- G10 - MUSICAL INSTRUMENTS ACOUSTICS