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Image processing apparatus, image forming apparatus and color image determination method thereof
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Image processing apparatus, image forming apparatus, image processing method, and program product thereof
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Image processing apparatus, image forming apparatus and color image determination method thereof
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Image processing apparatus and image processing method
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Image processing apparatus, image forming apparatus and color image determination method thereof
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Method and apparatus for image processing, including processing for reproducing black character areas of color and monochromatic images
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Image processing apparatus image forming apparatus and color image determination method thereof
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Image forming apparatus with image distortion correction function
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Image forming apparatus and image forming method
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Image processing apparatus, image forming appratus and color image determination method thereof
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Image-processing apparatus
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Image processor, image processing method, and program product storing proguram for controlling the image processor method
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Image forming apparatus and image forming method
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Image processing apparatus and image processing method
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Image forming apparatus and image forming method
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Image forming apparatus and image forming method
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Image forming apparatus with improved image registration
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Image processor including processing for image data between edge or boundary portions of image data
Grant 6,631,207 - Hirota , et al. October 7, 2 | 2003-10-07 |
Image forming apparatus
Grant 6,625,331 - Imaizumi , et al. September 23, 2 | 2003-09-23 |
Image Processor Including Processing For Image Data Between Edge Or Boundary Portions Of Image Data
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Image processing apparatus, image forming apparatus, image processing method, and program product thereof
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Image forming apparatus
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Image processing apparatus and image processing method
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Image processor and method
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Image forming apparatus
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Image processor
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Image forming apparatus for distinguishing between types of color and monochromatic documents
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Image processor
Grant 6,064,494 - Hirota , et al. May 16, 2 | 2000-05-16 |
Image reproducing apparatus for forming either of a color image or a monochromatic image
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Image processor
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Image processor having a discriminator for discriminating an inside area and an outside area
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Image reading apparatus for sequentially providing red, green and blue signals during prescan and for reversing the order during reading
Grant 5,734,759 - Hirota , et al. March 31, 1 | 1998-03-31 |
Image processing device providing improved image data processing by converting original image into a plurality of pixels and analyzing density data of each pixel
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Image processing apparatus capable of varying magnification of images and method of using same
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Method of manufacturing and applying heat treatment to a magnetic core
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Color image data processing apparatus comprising monochrome pixel detector
Grant 5,345,320 - Hirota September 6, 1 | 1994-09-06 |
Image reading apparatus capable of detecting paper size
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Image processing apparatus
Grant 5,257,120 - Hirota October 26, 1 | 1993-10-26 |
Image processing apparatus for processing respective image data obtained by reading an outputting image signal corresponding to pixels forming the original image
Grant 5,132,788 - Hirota July 21, 1 | 1992-07-21 |
Image processing device
Grant 5,130,820 - Hirota July 14, 1 | 1992-07-14 |
Image forming device which can form an image by printing a plurality of pixel unit areas which are composed of multiple sub pixels
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Color image read apparatus with shading and color balance correction
Grant 4,945,405 - Hirota July 31, 1 | 1990-07-31 |
Color image reading apparatus with an improved sensor
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