4. Electrical audio signal processing systems and devices
  5. Noise or distortion suppression
  6. Interpolation

Hiroyuki Takewa

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Apparatus and method for controlling tone quality

Electrical audio signal processing systems and devices – Including frequency control – Having automatic equalizer circuit
Patent

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Diaphragm for loudspeakers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent

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Diaphragm for speaker

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

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Diaphragm for speaker

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent

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Electro-dynamic speaker

Acoustics – Diaphragm – With damping means
Patent

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Profile ID: LFUS-PAI-P-293024

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