4. Music
  5. Instruments

Alan R. Pearlman

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2-wire optovoltaic loop-powered isolation amplifier with current

Communications: electrical – Condition responsive indicating system – With particular system function
Patent

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Dynamic filter

Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons
Patent

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Electronic musical instrument effects control

Music – Instruments
Patent

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Optoisolator comprising walls having photosensitive inner surfac

Radiant energy – Photocells; circuits and apparatus – Signal isolator
Patent

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Touch sensitive polyphonic musical instrument

Music – Instruments
Patent

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Profile ID: LFUS-PAI-P-1127152

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