LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices,Hearing aids, electrical

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One-size-fits-all uni-ear hearing instrument

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing

Reexamination Certificate

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Open ear canal hearing aid system

Electrical audio signal processing systems and devices – Hearing aids – electrical – Wideband gain control

Reexamination Certificate

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Open fit canal hearing device

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing

Reexamination Certificate

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Operating device for a hearing aid

Electrical audio signal processing systems and devices – Hearing aids – electrical – Remote control – wireless – or alarm

Reexamination Certificate

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Optimum solution method, hearing aid fitting apparatus...

Electrical audio signal processing systems and devices – Hearing aids – electrical – Directional

Reexamination Certificate

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Optimum solution method, hearing aid fitting apparatus...

Electrical audio signal processing systems and devices – Hearing aids – electrical – Directional

Reexamination Certificate

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Oscillation detection

Electrical audio signal processing systems and devices – Hearing aids – electrical – Noise compensation circuit

Reexamination Certificate

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Otoplastic for a hearing aid

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing

Reexamination Certificate

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Otoplasty for behind-the-ear (BTE) hearing aids

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing

Reexamination Certificate

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Otoplasty for behind-the-ear (BTE) hearing aids

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing

Reexamination Certificate

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Otoplasty for behind-the-ear (BTE) hearing aids

Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing

Reexamination Certificate

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Output regulator for feedback reduction in hearing aids

Electrical audio signal processing systems and devices – Hearing aids – electrical – Noise compensation circuit

Reexamination Certificate

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Output stage for a hearing aid and method of driving output...

Electrical audio signal processing systems and devices – Hearing aids – electrical

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

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