Douglas Hinrichs

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Jersey City, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
One-handed musical triangle
- Patent number 8,101,841
- Issue date Jan 24, 2012
- KMC Music, Inc.
- Douglas Hinrichs
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
One-Handed Musical Triangle
- Publication number 20110167981
- Publication date Jul 14, 2011
- KMC Music, Inc.
- Douglas Hinrichs
- G10 - MUSICAL INSTRUMENTS ACOUSTICS