LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices,Electro-acoustic audio transducer

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Acoustic transducers with improved frequency response

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

Patent

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Acoustic transmission connection, headset with acoustic...

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

Reexamination Certificate

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Acoustic tube and directional microphone

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

Reexamination Certificate

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Acoustic vibration sensor

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

Reexamination Certificate

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Acoustic vibration system with speaker for air mattresses

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Body contact wave transfer

Reexamination Certificate

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Acoustic waveguide for controlled sound radiation

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

Reexamination Certificate

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Acoustic-electric transducer, electronic device, method, and...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Detail of mechanical vibration coupling to transducer

Reexamination Certificate

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Acoustical chair system

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

Patent

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Acoustical transducer for recreating a spatial sound stage...

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

Reexamination Certificate

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Acoustical transducer mounting arrangement

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

Patent

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Acoustical transducer with reduced parasitic capacitance

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

Reexamination Certificate

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Acoustically asymmetric bandpass loudspeaker with multiple...

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

Reexamination Certificate

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Acoustically enhanced electro-dynamic loudspeakers

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

Reexamination Certificate

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Acoustoeletric transformation chip for ribbon microphone

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Microphone capsule only

Reexamination Certificate

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Active acoustic devices

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Driven diverse static structure

Reexamination Certificate

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Active crossover and wireless interface for use with...

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

Reexamination Certificate

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Active crossover and wireless interface for use with...

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

Reexamination Certificate

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Active crossover for use with multi-driver headphones

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

Reexamination Certificate

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Active crossover for use with multi-driver in-ear monitors

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

Reexamination Certificate

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Active noise reduction audiometric headphones

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

Reexamination Certificate

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