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Michael Robert Coyle
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London, CA
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Patents Grants
last 30 patents
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Patent Grant
Sound enhancing accessory for a musical instrument
Patent number
11,217,215
Issue date
Jan 4, 2022
Michael Robert Coyle
G10 - MUSICAL INSTRUMENTS ACOUSTICS
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last 30 patents
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Patent Application
SOUND ENHANCING ACCESSORY FOR A MUSICAL INSTRUMENT
Publication number
20200410969
Publication date
Dec 31, 2020
TONIK SOUND LIMITED
Michael Robert Coyle
G10 - MUSICAL INSTRUMENTS ACOUSTICS