Inventor · Hillsboro, OR, US

Rohit Agarwal

37Patents
17h-index
39Co-inventors
81Inventor score

Filing activity: Apr 28, 1994 → Jun 23, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5488570A Encoding and decoding video signals using adaptive filter switching criteria Electricity 161 Expired
US5515296A Scan path for encoding and decoding two-dimensional signals Electricity 156 Expired
US5952943A Encoding image data for decode rate control Electricity 89 Expired
US5748903A Encoding images using decode rate control Electricity 85 Expired
US5812788A Encoding/decoding video signals using quantization tables based on explicitly encoded base and scale matrices Electricity 69 Expired
US5585852A Processing video signals for scalable video playback using independently encoded component-plane bands Electricity 55 Expired
US5511003A Encoding and decoding video signals using spatial filtering Electricity 47 Expired
US6473463B2 Temporal tile staggering for block based video compression Electricity 45 Expired
US5508942A Intra/inter decision rules for encoding and decoding video signals Electricity 43 Expired
US5539663A Process, apparatus and system for encoding and decoding video signals using temporal filtering Electricity 40 Expired
US5831559A Encoding/decoding video signals using multiple run-val mapping tables Electricity 36 Expired
US5721822A Run-length encoding/decoding video signals using scan patterns explicitly encoded into bitstreams Electricity 33 Expired
US5991451A Variable-length encoding using code swapping Electricity 31 Expired
US5778190A Encoding video signals using multi-phase motion estimation Electricity 29 Expired
US5936673A Temporal tile staggering for block based video compression Electricity 25 Expired
US6246719A Temporal tile staggering for block based video compression Electricity 25 Expired
US6147671A Temporally dissolved dithering Physics 23 Expired
US5532940A Process, apparatus and system for selecting quantization levels for encoding video signals Electricity 17 Expired
US7912900B1 System and method for providing education-related alerts in an online learning environment Physics 15 Active
US5758092A Interleaved bitrate control for heterogeneous data streams Electricity 14 Expired
US5608450A Video conferencing system with fast packet loss recovery Electricity 11 Expired
US5850264A Pseudo interlacing in digital video Electricity 11 Expired
US6011499A Encoding/decoding video signals using multiple run-val mapping tables Electricity 10 Expired
US11483366B2 Collaboratively annotating streaming videos on mobile devices Electricity 2 Active
US8775515B2 System and method for providing student performance alerts in an online learning environment Physics 2 Active

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