Katsuyoshi Maeshima

Image processing apparatus and method using image information and additional information or an additional pattern added thereto or superposed thereon

Image reading apparatus with black-level and/or white level correction

Color imager having varying filter aperture sizes to compensate for luminance differences between colors

Image forming apparatus with means for correcting image density non-uniformity

Numeral setting apparatus

Solid state color imager with on-chip color balance

Image processing system with real time image process

Image processing apparatus or system with plural reading units, capable of differently processing various areas of an original

Digital display device controlled by a microcomputer

Image processing apparatus capable of detecting specific originals