Inventor · Waterloo, ON, CA

Hung S. Ma

5Patents
4h-index
6Co-inventors
50Inventor score

Filing activity: Sep 30, 1982 → Feb 21, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4547899A Waveform matching system and method Physics 55 Expired
US6253173A Split-vector quantization for speech signal involving out-of-sequence regrouping of sub-vectors Physics 34 Expired
US4742557A Adaptive character extraction method and system Physics 22 Expired
US5987411A Recognition system for determining whether speech is confusing or inconsistent Physics 17 Expired
US9226123B2 Limiting processing of calls as text telephony calls Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.