Inventor
YAMAMOTO NAOFUMI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO NAOFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
29 patentsUS6095566AAug 1, 2000
Image recorded product, image recording system, image reproducing system, and recording medium for use to superimpose-record/reproduce additional information
TOSHIBA KK165 citations99
US5652626AJul 29, 1997
Image processing apparatus using pattern generating circuits to process a color image
TOSHIBA KK448 citations99
US4806780AFeb 21, 1989
Image correction method and apparatus with partial detector array sampling
TOSHIBA KK203 citations99
US6424742B2Jul 23, 2002
Image processing apparatus for discriminating image field of original document plural times and method therefor
TOSHIBA KK66 citations96
US6342950B1Jan 29, 2002
Method and apparatus for encoding image, image decoding apparatus and image forming apparatus
TOSHIBA KK69 citations96
US6134022AOct 17, 2000
Color image printing system capable of correcting density deviation on image and system for detecting color deviation on image
TOSHIBA KK57 citations96
US5315413AMay 24, 1994
Color image correction device for correcting phase and resolution characteristics of a copy image using different color signal components
TOSHIBA KK64 citations96
US5278641AJan 11, 1994
Brightness referenced color image correcting apparatus
TOSHIBA KK89 citations96
US5028991AJul 2, 1991
Image signal processing apparatus for use in color image reproduction
TOSHIBA KK71 citations96
US4926251AMay 15, 1990
Color image processing apparatus with image corrector
TOSHIBA KK85 citations96
US5708514AJan 13, 1998
Error diffusion method in a multi-level image recording apparatus utilizing adjacent-pixel characteristics
TOSHIBA KK31 citations92
US5497180AMar 5, 1996
Image recording apparatus for representing a halftone by use of a plurality of recorded dots
TOSHIBA KK50 citations92
US5200840AApr 6, 1993
Image processing apparatus
TOSHIBA KK36 citations92
US5136401AAug 4, 1992
Image layout apparatus for performing pattern modification such as coloring of an original image
TOSHIBA KK48 citations92
US4745467AMay 17, 1988
Color image-processing apparatus
TOSHIBA KK33 citations92
US4698669AOct 6, 1987
Color picture reader and method for operating the same
TOSHIBA KK32 citations92
US4661843AApr 28, 1987
Color image copying apparatus
TOSHIBA KK36 citations92
US7365880B2Apr 29, 2008
Image processing apparatus and image processing method
TOSHIBA KK14 citations83
US4675704AJun 23, 1987
Method and apparatus for reproducing color image
TOSHIBA KK20 citations82
US4672433AJun 9, 1987
Color signal processing apparatus with a signal interpolation function for use in a color copier
TOSHIBA KK21 citations82
US7336396B2Feb 26, 2008
Image processing apparatus and image processing method
TOSHIBA KK8 citations74
US7324244B2Jan 29, 2008
Image forming apparatus and image forming method
TOSHIBA KK7 citations74
US6377361B1Apr 23, 2002
Image processing device and image forming apparatus
TOSHIBA KK9 citations74
US6154569ANov 28, 2000
System and method for coding and/or decoding image including bit-map of different levels
TOSHIBA KK14 citations74
US5583646ADec 10, 1996
Apparatus for distinguishing image portions through image expansion
TOSHIBA KK10 citations74
US4803496AFeb 7, 1989
Method for recording a color image
TOSHIBA KK15 citations74
US7876473B2Jan 25, 2011
Apparatus and method for information burying
TOSHIBA KK2 citations63
US7583813B2Sep 1, 2009
Embedding data reproduce apparatus
TOSHIBA KK0 citations52
US7375866B2May 20, 2008
Image processing system and method for screening
TOSHIBA KK0 citations52
TOSHIBA TEC KK
6 patentsUS6903745B2Jun 7, 2005
Image processing apparatus and image processing method
TOSHIBA TEC KK8 citations74
US6980327B2Dec 27, 2005
Image processing apparatus
TOSHIBA TEC KK8 citations73
US6993181B2Jan 31, 2006
Image compression decoding apparatus and method thereof
TOSHIBA TEC KK6 citations63
US6922262B2Jul 26, 2005
Image processing apparatus
TOSHIBA TEC KK2 citations63
US7006253B2Feb 28, 2006
Image processing apparatus
TOSHIBA TEC KK5 citations62
US10776768B2Sep 15, 2020
Article recognition device and commodity settlement device
TOSHIBA TEC KK0 citations42