4. Education and demonstration
  5. Question or problem eliciting response
  6. Electrical means for recording examinee's response

Chi Fai Ho

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Apparatus and method for a voice portal

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate

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Apparatus and method for a web programmable telephone

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

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Apparatus and method for a web programmable telephone

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

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Audio privacy method and system

Electrical audio signal processing systems and devices – Sound or noise masking
Reexamination Certificate

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Cell reassembly for packet based networks

Electrical computers and digital processing systems: multicomput – Computer-to-computer protocol implementing – Computer-to-computer data framing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-221925

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