4. Acoustics
  5. Plural diaphragm sound sources
  6. Plural chambers

Hideaki Morikawa

Inventor

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Control method of compression self ignition internal...

Internal-combustion engines – Charge forming device – Exhaust gas used with the combustible mixture
Reexamination Certificate

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Loudspeaker

Acoustics – Diaphragm and enclosure – With horn
Patent

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Speaker system having directivity

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

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Speaker system having directivity

Acoustics – Plural diaphragm sound sources – Plural chambers
Patent

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Profile ID: LFUS-PAI-P-38477

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