O-ring ligature

Oboe reed gouging device

Obturator for flute designed to improve the emission of certain

Ocarinas with an inner liner and an outer shell

Octave assignment system for electronic musical instrument

Octave phase decoupling in an electronic musical instrument

Octave subdivided diatonic scale organizer

Omniplanar pickup for musical instruments

On-key indication technique

On-the-fly note generation and a musical instrument

Onboard music reproduction apparatus and music information...

One key chording system for an electronic keyboard instrument

One key chording system for electronic keyboard instrument

One memory multi-tone generator

One piece composite guitar body

One piece flexible tethering-ban for drumsticks

One-piece drum practice pad and method of practicing drumming

One-piece hollow drumstick and method of making

One-piece wooden drum shell formation

Online system for direct driving of remote karaoke terminal by h