Humbucking pickup for electric guitar

Humidification device for musical instruments

Humidifier for wooden musical instruments

Humidity control device

Humidity modifying device for guitars

Hummingbird wind chime with horizontal wind baffle and rigidly a

Hybrid cases for the protection of up two stringed musical...

Hybrid electric/acoustic percussion instrument

Hybrid electronic and acoustic musical instrument

Hybrid electronic musical instrument

Hybrid electronic musical instrument

Hybrid musical instrument equipped with status register for...

Hybrid pipe organ with electronic tonal augmentation

Hybrid wind instrument selectively producing acoustic tones...

Hybrid wind musical instrument and electric system for the same

Hybrid wind musical instrument and electric system...

Hydraulic drum tension/tuning system

Hydraulic pedal mechanism for pianos

Hydrophobic polymer string treatment

Hysteresis waveshaping