Inventor · Beaverton, OR, US

Mark R. Walker

7Patents
6h-index
10Co-inventors
56Inventor score

Filing activity: Nov 7, 1994 → Sep 10, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5978756A Encoding audio signals using precomputed silence Physics 91 Expired
US6222881A Using numbers of non-zero quantized transform signals and signal differences to determine when to encode video signals using inter-frame or intra-frame encoding Electricity 48 Expired
US7519681B2 Systems, methods, and media for discovering remote user interface applications over a network Electricity 30 Active
US6510413B1 Distributed synthetic speech generation Electricity 28 Expired
US5890109A Re-initializing adaptive parameters for encoding audio signals Physics 20 Expired
US5729484A Processes, apparatuses, and systems of encoding and decoding signals using transforms Electricity 13 Expired
US9904341B2 Cascading power consumption Emerging Cross-Sectional Technologies 0 Active

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