Inventor · Campbell, CA, US

David Randall Ronca

21Patents
9h-index
20Co-inventors
75Inventor score

Filing activity: Feb 26, 1999 → Nov 18, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US6745221B1 Dynamic resource reallocation Electricity 89 Expired
US6418200B1 Automatic synchronization of address directories for unified messaging Electricity 32 Expired
US8837601B2 Parallel video encoding based on complexity analysis Electricity 32 Active
US8954596B2 Dynamic virtual chunking of streaming media content Electricity 19 Active
US9398301B2 Parallel video encoding based on complexity analysis Electricity 18 Active
US6795536B1 Automatic user preference selection for message playback based on caller line identification data Electricity 14 Expired
US6546366B1 Text-to-speech converter Electricity 13 Expired
US9060187B2 Bit rate stream switching Electricity 11 Active
US6694320B1 Branding dynamic link libraries Emerging Cross-Sectional Technologies 9 Expired
US10033787B2 Dynamic virtual chunking of streaming media content Electricity 8 Active
US9009337B2 On-device multiplexing of streaming media content Electricity 8 Active
US9319696B2 Bit rate stream switching Electricity 5 Active
US8532290B2 Content playback APIS using encrypted streams Physics 4 Active
US10007977B2 Techniques for predicting perceptual video quality Physics 3 Active
US8355433B2 Encoding video streams for adaptive video streaming Electricity 2 Active
US10475172B2 Techniques for predicting perceptual video quality Physics 2 Active
US10484694B2 On-device multiplexing of streaming media content Electricity 1 Active
US10097607B2 Bit rate stream switching Electricity 1 Active
US11589058B2 On-device multiplexing of streaming media content Electricity 0 Active
US10404986B2 Techniques for optimizing bitrates and resolutions during encoding Electricity 0 Active
US10438335B2 Techniques for predicting perceptual video quality General 0 Revoked

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