4. Electrical audio signal processing systems and devices
  5. Electro-acoustic audio transducer
  6. Electromagnetic

Jung-Wen Chang

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Connector set of notebook computer

Electrical connectors – Alternatively connected – Coupling part
Reexamination Certificate

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Docking device

Recording – communication – or information retrieval equipment – Computer – data processor equipment – Element or attachment
Design Patent

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Document snapshot device

Photography – Studio structure – Object support
Reexamination Certificate

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Heat dissipation apparatus

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

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Hinge apparatus

Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Hinge – Including means to hold or retard hinged members against...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2237280

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