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Electronic device with storable earphone

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

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Electronic driver for an electromagnetic resonant transducer

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

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Electronic product with a function knob capable of receiving voi

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

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Electrostatic acoustic converter with stationary electrode havin

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

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Electrostatic acoustic transducer based on rolling contact...

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

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Electrostatic acoustic transducer having extremely thin diaphrag

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

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Electrostatic and electrolytic loudspeaker assembly

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

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Electrostatic audio loudspeakers

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

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Electrostatic capacitance type transducer

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

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Electrostatic discharge protector for an electret microphone

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having protective or sheilding feature
Patent

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Electrostatic electroacoustic transducers

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

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Electrostatic loudspeaker having stationary electrodes formed as

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

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Electrostatic loudspeaker systems and methods

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electrostrictive – magnetostrictive – or piezoelectric
Reexamination Certificate

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Electrostatic loudspeaker with a distributed filter

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

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Electrostatic microphone

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

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Electrostatic speaker with foam stator

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

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Electrostatic speaker with moveable diaphragm edges

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

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Electrostatic transducer

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

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Electrostatic transducer with improved bass response utilizing d

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

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Electrostatic transducer with nonplanar configured diaphragm

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

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