Inventor · Langhorne, PA, US

Robert T. Ryan

13Patents
10h-index
15Co-inventors
69Inventor score

Filing activity: Apr 3, 1989 → Feb 26, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6539120B1 MPEG decoder providing multiple standard output signals Electricity 118 Expired
US6263019A Variable rate MPEG-2 video syntax processor Electricity 70 Expired
US5828416A System and method for interfacing a transport decoder to a elementary stream video decorder Electricity 57 Expired
US5818539A System and method for updating a system time constant (STC) counter following a discontinuity in an MPEG-2 transport data stream Electricity 55 Expired
US5812976A System and method for interfacing a transport decoder to a bitrate-constrained audio recorder Electricity 25 Expired
US6522694B1 Programmable filter for removing stuffing bits from an MPEG-2 bit-stream Electricity 25 Expired
US7885270B2 Statistical multiplexing of compressed video streams Electricity 19 Active
US5675654A System and method for interfacing a transport decoder to a national renewable security systems (NRSS) smart card Electricity 15 Expired
US9565397B2 Deterministically skewing transmission of content streams Electricity 13 Active
US6366617B1 Programmable filter for removing selected user data from an MPEG-2 bit stream Electricity 12 Expired
US9906757B2 Deterministically skewing synchronized events for content streams Electricity 3 Active
US4998214A Apparatus for line imaging Physics 2 Expired
US7093082B2 Microprogrammable SDRAM memory interface controller Physics 1 Expired

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