Michael L. Olsen

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Elk Horn, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable musical instrument lever
- Patent number 8,916,758
- Issue date Dec 23, 2014
- Michael Olsen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Precision axial flow valve
- Patent number 7,910,815
- Issue date Mar 22, 2011
- Michael L. Olsen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
Adjustable Musical Instrument Lever
- Publication number 20140216231
- Publication date Aug 7, 2014
- Michael J. Roberts, Certified Public Accountant, LLC
- Michael Olsen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Precision Axial Flow Valve
- Publication number 20100319516
- Publication date Dec 23, 2010
- Michael L. Olsen
- G10 - MUSICAL INSTRUMENTS ACOUSTICS