Inventor
MATSUNAWA MASAHIKO
JP48 patents
Patents
48 patentsUS4825246AApr 25, 1989
Image processing method and image forming apparatus
KONISHIROKU PHOTO IND178 citations98
US5001576AMar 19, 1991
Image processor with improved discrimination between character image and tonal image
KONISHIROKU PHOTO IND55 citations96
US4980760ADec 25, 1990
Image processing apparatus
KONISHIROKU PHOTO IND61 citations96
US4710822ADec 1, 1987
Image processing method
KONISHIROKU PHOTO IND67 citations96
US5216498AJun 1, 1993
Image processing apparatus capable of detecting marked region
KONISHIROKU PHOTO IND55 citations93
US5029017AJul 2, 1991
Image processing apparatus capable of enlarging/reducing apparatus
KONISHIROKU PHOTO IND28 citations93
US5016096AMay 14, 1991
Apparatus for color processing specifically inside or outside a detected region
KONISHIROKU PHOTO IND42 citations93
US4920571AApr 24, 1990
Image processing system with capability of enlarging and reducing operations
KONISHIROKU PHOTO IND23 citations93
US4903142AFeb 20, 1990
Apparatus for processing halftone image
KONISHIROKU PHOTO IND25 citations93
US4841377AJun 20, 1989
Continuous image estimation method
KONISHIROKU PHOTO IND28 citations93
US4833531AMay 23, 1989
Technique for interpolating a color image for image enlargement or reduction based on look-up tables stored in memory
KONISHIROKU PHOTO IND44 citations93
US4803558AFeb 7, 1989
Halftone image estimation methods for dither images
KONISHIROKU PHOTO IND38 citations93
US4783838ANov 8, 1988
Image processing method and apparatus therefor
KONISHIROKU PHOTO IND53 citations93
US4768082AAug 30, 1988
Methods of compressing and reproducing color image data
KONISHIROKU PHOTO IND34 citations93
US4758897AJul 19, 1988
Method and apparatus for estimating halftone image from binary image
KONISHIROKU PHOTO IND34 citations93
US4741046AApr 26, 1988
Method of discriminating pictures
KONISHIROKU PHOTO IND109 citations93
US4495522AJan 22, 1985
Recording apparatus and method of picture image
KONISHIROKU PHOTO IND48 citations93
US5486898AJan 23, 1996
Color image forming apparatus with photoreceptor protector
KONISHIROKU PHOTO IND24 citations92
US5357354AOct 18, 1994
Color image processing apparatus capable of discriminating between a monochromatic document and a color document
KONISHIROKU PHOTO IND49 citations92
US5208663AMay 4, 1993
Color image processing apparatus provided with an image discrimination means
KONISHIROKU PHOTO IND28 citations92
US4937662AJun 26, 1990
Color image processing device having ability to process and record an outside or inside region enclosed with a color marker
KONISHIROKU PHOTO IND45 citations92
US4841361AJun 20, 1989
Color image processing apparatus
KONISHIROKU PHOTO IND22 citations82
US4774591ASep 27, 1988
Image reader
KONISHIROKU PHOTO IND23 citations82
US4717964AJan 5, 1988
Image processing apparatus
KONISHIROKU PHOTO IND21 citations82
US4578712AMar 25, 1986
Picture image discriminating apparatus
KONISHIROKU PHOTO IND19 citations82
US4524388AJun 18, 1985
Shading correction device
KONISHIROKU PHOTO IND22 citations82
US5259041ANov 2, 1993
Image processing method and apparatus
KONISHIROKU PHOTO IND16 citations74
US5119184AJun 2, 1992
Color image processing apparatus with digital color signal compression means
KONISHIROKU PHOTO IND12 citations74
US4980758ADec 25, 1990
Image processing technique for processing digital color image information
KONISHIROKU PHOTO IND11 citations74
US4879595ANov 7, 1989
Technique for reproducing an image read from a color original
KONISHIROKU PHOTO IND19 citations74
US4864357ASep 5, 1989
Color image processing apparatus
KONISHIROKU PHOTO IND12 citations74
US4733306AMar 22, 1988
Methods of discriminating and copying an image
KONISHIROKU PHOTO IND7 citations74
US4562447ADec 31, 1985
Ion modulating electrode
KONISHIROKU PHOTO IND13 citations74
US4556916ADec 3, 1985
Picture image discriminating apparatus
KONISHIROKU PHOTO IND12 citations74
US4495508AJan 22, 1985
Electrostatic reproducing apparatus
KONISHIROKU PHOTO IND11 citations74
US4435066AMar 6, 1984
Ion modulating electrode with improved transmission factor
KONISHIROKU PHOTO IND14 citations74
US4426654AJan 17, 1984
Ion modulating electrode
KONISHIROKU PHOTO IND14 citations74
US4425035AJan 10, 1984
Image reproducing apparatus
KONISHIROKU PHOTO IND8 citations74
US4435723AMar 6, 1984
Recording apparatus with editing capability
KONISHIROKU PHOTO IND14 citations73
US4835600AMay 30, 1989
Solid state image reading device with sensors adhered to plate which is adhered to lens holding member
KONISHIROKU PHOTO IND10 citations71
US4814895AMar 21, 1989
Image reading device
KONISHIROKU PHOTO IND8 citations70
US5053867AOct 1, 1991
Digital color image processing apparatus
KONISHIROKU PHOTO IND6 citations63
US4953229AAug 28, 1990
Image processing apparatus
KONISHIROKU PHOTO IND6 citations63
US4841376AJun 20, 1989
Shading correcting method enabling prevention of effect of noise and apparatus therefor
KONISHIROKU PHOTO IND6 citations63
US4488160ADec 11, 1984
Electrostatic apparatus
KONISHIROKU PHOTO IND3 citations63
US4430661AFeb 7, 1984
Method and apparatus for image reproduction
KONISHIROKU PHOTO IND5 citations63
US4467333AAug 21, 1984
Copying apparatus
KONISHIROKU PHOTO IND6 citations62
US4472724ASep 18, 1984
Electrostatic image reproducing apparatus
KONISHIROKU PHOTO IND1 citations52