4. Electrical audio signal processing systems and devices
  5. Binaural and stereophonic
  6. Hearing aid

Yoshio Ogawa

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Color video signal detector and color video signal detecting met

Television – Image signal processing circuitry specific to television – Transition or edge sharpeners
Patent

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Control apparatus for controlling motor of air conditioner

Electricity: motive power systems – Induction motor systems – Primary circuit control
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Control device for air conditioner

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Running-speed control
Patent

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Control method and apparatus for controlling motors of air condi

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Mechanically coupled in fixed ratio of movement
Patent

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Dictating machine

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Dictating or transcribing
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Profile ID: LFUS-PAI-P-206612

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