Inventor
JACKSON RICHARD A
25 patents
⚠️ This page may combine multiple inventors who share the name “JACKSON RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRASS VALLEY GROUP
14 patentsUS4947255AAug 7, 1990
Video luminance self keyer
GRASS VALLEY GROUP26 citations92
US4875097AOct 17, 1989
Perspective processing of a video signal
GRASS VALLEY GROUP29 citations92
US4851912AJul 25, 1989
Apparatus for combining video signals
GRASS VALLEY GROUP35 citations92
US4821269AApr 11, 1989
Diagnostic system for a digital signal processor
GRASS VALLEY GROUP44 citations91
US4853784AAug 1, 1989
Video switcher with independent processing of selected video signals
GRASS VALLEY GROUP53 citations90
US4689681AAug 25, 1987
Television special effects system
GRASS VALLEY GROUP22 citations82
US4949177AAug 14, 1990
Method and apparatus for carrying out a non-linear operation on a digital signal
GRASS VALLEY GROUP20 citations81
US4823183AApr 18, 1989
Video mixer with multicolor boarder
GRASS VALLEY GROUP21 citations81
US4743970AMay 10, 1988
Picture transformation memory
GRASS VALLEY GROUP21 citations81
US4771192ASep 13, 1988
Digital clip and gain circuit
GRASS VALLEY GROUP12 citations74
US4963977AOct 16, 1990
Apparatus for generating a video signal representing a field of spatially varying color
GRASS VALLEY GROUP12 citations73
US4873568AOct 10, 1989
Digital video effects apparatus
GRASS VALLEY GROUP15 citations73
US4700232AOct 13, 1987
Interpolator for television special effects system
GRASS VALLEY GROUP17 citations73
US4689682AAug 25, 1987
Method and apparatus for carrying out television special effects
GRASS VALLEY GROUP6 citations63
ETHICON INC
3 patentsUS7686761B2Mar 30, 2010
Method of detecting proper connection of an endoscope to an endoscope processor
ETHICON INC64 citations98
US7479257B2Jan 20, 2009
Automated endoscope reprocessor solution testing
ETHICON INC59 citations97
US7340943B2Mar 11, 2008
Method of detecting connection of test port on an endoscope
ETHICON INC14 citations83