LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker

Loudspeaker apparatus

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having acoustic wave modifying structure

Loudspeaker apparatus

Electrical audio signal processing systems and devices – Having non-electrical feature – And loudspeaker

Loudspeaker apparatus

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element

Loudspeaker apparatus

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker

Loudspeaker apparatus

Electrical audio signal processing systems and devices – With musical instrument

Loudspeaker apparatus for electronic keyboard musical instrument

Electrical audio signal processing systems and devices – Including frequency control – Having crossover filter

Loudspeaker apparatus for radiating acoustic waves in a...

Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid

Loudspeaker arrangement comprising one or more flat diaphragms

Electrical audio signal processing systems and devices – Including amplitude or volume control – Automatic

Loudspeaker arrangement with frequency dependent amplitude regul

Electrical audio signal processing systems and devices – Having non-electrical feature – And loudspeaker

Loudspeaker array

Electrical audio signal processing systems and devices – Binaural and stereophonic – Stereo speaker arrangement

Loudspeaker array for enlarged sweet spot

Electrical audio signal processing systems and devices – Binaural and stereophonic – Stereo speaker arrangement

Loudspeaker array with signal dependent radiation pattern

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having acoustic wave modifying structure

Loudspeaker assembly

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic

Loudspeaker assembly

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having electrostatic element

Loudspeaker assembly

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker

Loudspeaker assembly with adjustable directivity

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic

Loudspeaker bobbin interconnection assembly

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers

Loudspeaker box

Electrical audio signal processing systems and devices – Monitoring of sound

Loudspeaker broadcasting system and loudspeaker broadcasting...