Inventor · Tayport, GB

Chao He

145Patents
13h-index
153Co-inventors
89Inventor score

Filing activity: Jul 14, 2003 → Jan 10, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US7539612B2 Coding and decoding scale factor information Physics 66 Active
US7885819B2 Bitstream syntax for multi-process audio decoding Physics 57 Active
US7831035B2 Integration of a microphone array with acoustic echo cancellation and center clipping Electricity 43 Active
US7693709B2 Reordering coefficients for waveform coding or decoding Physics 39 Active
US7684981B2 Prediction of spectral coefficients in waveform coding and decoding Physics 34 Active
US7536305B2 Mixed lossless audio compression Physics 33 Expired
US8255229B2 Bitstream syntax for multi-process audio decoding Physics 30 Active
US7953604B2 Shape and scale parameters for extended-band frequency coding Physics 30 Active
US7328150B2 Innovations in pure lossless audio compression Physics 28 Expired
USD897485S1 Animal repeller General 18 Active
USD887521S1 Mole repeller General 16 Active
US7639858B2 Currency validation Physics 15 Expired
US8645146B2 Bitstream syntax for multi-process audio decoding Physics 13 Active
US7773743B2 Integration of a microphone array with acoustic echo cancellation and residual echo suppression Electricity 12 Active
US8295475B2 Selective glitch detection, clock drift compensation, and anti-clipping in audio echo cancellation Electricity 12 Active
US8086017B2 Detecting improved quality counterfeit media Physics 11 Active
US11297674B2 Method and apparatus for power savings at a user equipment Emerging Cross-Sectional Technologies 11 Active
USD947983S1 Rodent repellant General 10 Active
US8213635B2 Keystroke sound suppression Physics 9 Active
US8630861B2 Mixed lossless audio compression Physics 9 Active
USD947984S1 Rodent repellant General 8 Active
US7424434B2 Unified lossy and lossless audio compression Physics 7 Active
US7942315B2 Self-service terminal Physics 7 Active
USD841717S1 Panoramic camera General 6 Active
US9412050B2 Produce recognition method Physics 6 Active

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