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DING YAO

US3 patents

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US8064290B2Nov 22, 2011

Digital transcription system utilizing small aperture acoustical sensors

DING YAO8 citations79
US8120994B2Feb 21, 2012

Digital transcription system utilizing acoustical detectors having apertures with a vertical orientation relative to the work surface

DING YAO2 citations57
US8641197B2Feb 4, 2014

Acoustical receiver and pen transcription system adapted for rejecting virtual pen images

DING YAO0 citations50