4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Telephone equipment

Keith McMillen

Inventor

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Personal conferencing node

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

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Sensor bow for stringed instruments

Music – Instruments – Electrical musical tone generation
Reexamination Certificate

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Techniques for improving telephone audio quality

Telephonic communications – Substation or terminal circuitry – For loudspeaking terminal
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2926269

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