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

Keng-Yuan Liu

Inventor

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Dice-shaped MP3 player having night lights

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

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MP3 player

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

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MP3 player

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

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Portable audio/video playing device disposing structure

Electricity: electrical systems and devices – Housing or mounting assemblies with diverse electrical... – For electronic systems and devices
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3143094

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