4. Acoustics
  5. Diaphragm and enclosure
  6. With horn

Teruo Doi

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Loud speaker, diaphragm and process for making the diaphragm

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

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Speaker system

Acoustics – Diaphragm and enclosure – With horn
Patent

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Speaker system

Acoustics – Diaphragm and enclosure – With horn
Patent

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Speaker system

Acoustics – Diaphragm and enclosure – With horn
Patent

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Profile ID: LFUS-PAI-P-614227

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