Ear acoustical hearing aid

Ear defenders employing active noise control

Ear protection device for hard hat

Editing voice data

Efficient design of mdct / imdct filterbanks for speech and...

Efficient implementation of analysis and synthesis...

Efficient in-band signaling for discontinuous transmission...

Efficient multi-directional active vibration absorber assembly

Efficient synthesis of musical tones having nonlinear...

Efficient use of phase information in audio encoding and...

Electric bell

Electric guitar

Electric horn

Electric horn with means for controlling curvature of the...

Electric horn with solid state driver

Electric instrument comprising a binary counter cleared when...

Electric memory latch device for piano having electric chord...

Electric musical instrument

Electric self-playing violin

Electric spanish guitar, and nut incorporated therein