Neutral Tension Bridge™ (NTB™) (US 7,795,516), Trapezoid Neck Profile™ (TNP™) (US D630,676), Intersecting Plane Neck Profile™ (IPNP™) (US D635,182), and Intonation Cantilever™ (US 8,076,559), Positional Constant String Pitch Control System™ (US 8,294,011) are patented technologies.
Concepts throughout this website may only be used by express written licensing agreement, including structural details, neck profiles, body & headstock shapes, and nomenclature. Subject to patent, trademark, and copyright laws.
Rick Toone | Luthier, LLC
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