Assignee
LIU CHING-FENG
TW·3 granted patents·1 pending application·8 citations·filing 2006–2015
Top patents by PatentIndex Score
4 records- 0173US9424842B2Speech recognition system including an image capturing device and oral cavity tongue detecting device, speech recognition device, and method for speech recognitionLIU CHING-FENG·Filed 2015·Granted Aug 23, 2016·5 cites·19 claims
- 0263US9491553B2Method of audio signal processing and hearing aid system for implementing the sameLIU CHING-FENG·Filed 2014·Granted Nov 8, 2016·3 cites·30 claims
- 0344US2008053498A1Sunshade that is expanded and folded quicklyLIU CHING-FENG·Filed 2006·Application pending·0 cites
- 0441US9373268B2Speech aid systemLIU CHING-FENG·Filed 2014·Granted Jun 21, 2016·0 cites·24 claims
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