4. Acoustics
  5. Diaphragm
  6. Critically defined material or coating

Takao Nakaya

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Band and the headphone utilizing the same

Animal husbandry – Feeding device – Hopper and trough
Patent

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Diaphragm for electro-acoustic transducer

Acoustics – Diaphragm – Critically defined material or coating
Patent

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Diaphragm for electro-acoustic transducer

Acoustics – Diaphragm – Critically defined material or coating
Patent

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Electro-acoustic transducer

Patent

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Electro-acoustic transducer

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Profile ID: LFUS-PAI-P-342879

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