4. Dynamic information storage or retrieval
  5. Combined independent audio systems
  6. Changeover between audio systems

Sang Hoon Oh

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Adapter for coupling audio signals to front-loading or side-load

Dynamic information storage or retrieval – Combined independent audio systems – Changeover between audio systems
Patent

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Cascade-type multiplex radio communication relay system

Multiplex communications – Duplex – Communication over free space
Reexamination Certificate

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Compact hands-free adapter for use with a cellular telephone

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail
Reexamination Certificate

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Hanging latch hook mechanism for telephones

Telephonic communications – Terminal – Switch or switch actuator structure
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1812388

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