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

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Loudspeaker with integrated spider standoff ring

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

Reexamination Certificate

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Loudspeaker with integrated spider standoff ring

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

Reexamination Certificate

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Loudspeaker with internal negative stiffness mechanism

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – With mechanical amplifier arrangement

Reexamination Certificate

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Loudspeaker with inverted cone

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

Reexamination Certificate

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Loudspeaker with low distortion and high output power

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

Reexamination Certificate

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Loudspeaker with movable virtual point source

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

Reexamination Certificate

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Loudspeaker with phase correction

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

Patent

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Loudspeaker with shaped sound field

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

Reexamination Certificate

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Loudspeaker with short circuit rings at the voice coil

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

Patent

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Loudspeaker with undulated membrane

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

Reexamination Certificate

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Loudspeaker-and-pre-stressed cabinet

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

Reexamination Certificate

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Loudspeakers

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

Reexamination Certificate

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Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Loudspeakers

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

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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