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, and body shapes. Subject to patent, trademark, and copyright laws.
Rick Toone | Luthier, LLC
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