Christopher Stephens

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Templeton, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Musical instrument switching system
- Patent number 9,640,162
- Issue date May 2, 2017
- Ernie Ball, Inc.
- Sterling Ball
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Musical instrument switching system
- Patent number 9,196,235
- Issue date Nov 24, 2015
- Ernie Ball, Inc.
- Sterling Ball
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
MUSICAL INSTRUMENT SWITCHING SYSTEM
- Publication number 20160049140
- Publication date Feb 18, 2016
- Ernie Ball, Inc.
- Sterling Ball
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
MUSICAL INSTRUMENT SWITCHING SYSTEM
- Publication number 20120024129
- Publication date Feb 2, 2012
- Sterling Ball
- G10 - MUSICAL INSTRUMENTS ACOUSTICS