Patent assignee · US · COMPANY

Dubner Computer Systems, Inc.

14Patents
0Active
14Granted
31Portfolio score

Filing activity: Apr 3, 1986 → Sep 19, 1990

Most-cited patents

PatentTitleAreaCited byStatus
US4969041A Embedment of data in a video signal Electricity 355 Expired
US5077608A Video effects system able to intersect a 3-D image with a 2-D image Electricity 161 Expired
US4827253A Video compositing using a software linear keyer Electricity 127 Expired
US5012334A Video image bank for storing and retrieving video image sequences Physics 121 Expired
US5051928A Color correction for video graphics system Electricity 51 Expired
US4849746A Digital video generator Electricity 37 Expired
US5012329A Method of encoded video decoding Electricity 20 Expired
US4845557A Field motion suppression in interlaced video displays Electricity 12 Expired
US4819061A Recovery of luminance and chrominance information from an encoded color television signal Electricity 8 Expired
US4847683A Diagonal correction in composite video decoder Electricity 8 Expired
US4951129A Digital prefiltering of encoded video signals Electricity 8 Expired
US4707731A Encoded video television graphics system Electricity 7 Expired
US4870479A Video graphics memory storage reduction technique Electricity 7 Expired
USRE32544E Selective color modification General 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.