4. Medical and laboratory equipment
  5. Equipment for diagnosis, analysis, or treatment
  6. Auricular

Yoshiyuki Narisawa

Inventor

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Battery receiving chamber and hearing aid

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

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Earplug for a hearing aid

Medical and laboratory equipment – Prophylactic article – Ear plug or nose clip
Patent

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Hearing aid

Electrical audio signal processing systems and devices – Sound effects – Reverberators
Patent

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Hearing aid

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Auricular
Design Patent

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Hearing aid

Medical and laboratory equipment – Equipment for diagnosis – analysis – or treatment – Auricular
Patent

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Profile ID: LFUS-PAI-P-783575

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