4. Electrical audio signal processing systems and devices
  5. Acoustical noise or sound cancellation
  6. Particular transducer or enclosure structure

Richard W. Wlezien

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Mass injection for reducing flow-induced resonance in a cavity

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Particular transducer or enclosure structure
Patent

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Porous single expansion ramp

Acoustics – Sound-modifying means – Muffler – fluid conducting type
Patent

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Reducing flow-induced resonance in a cavity

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Particular transducer or enclosure structure
Patent

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Profile ID: LFUS-PAI-P-191854

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