Photocopying – Contact printing – Light boxes
Patent
1991-11-05
1992-09-01
Moses, R. L.
Photocopying
Contact printing
Light boxes
355245, 346157, G03G 1501
Patent
active
051443872
ABSTRACT:
A color image forming apparatus provided with an image sensor making outputs for every primary color of light through reading and resolving color images to the three primary colors thereof, can exclude unnecessary developing operation pertaining to other developing agents than one or two kinds of developing agent, by distinguishing the colors based on the output per primary color from the image sensor when the color image is read, executing the developing operation through operating only the developers to accommodate one or two kinds of developing agent in the case the color distinguished at that time is the color possible to be expressed only with one or two kinds of developing agent, on the time of reproducing the color image through repeating the developing operations by a plurality of kinds of developing agent acording to the output per primary color from the image sensor.
REFERENCES:
patent: 4864357 (1989-09-01), Matsunawa et al.
patent: 4922298 (1990-05-01), Folkins
Deguchi Hiroyuki
Ichihashi Takao
Tanaka Hideyuki
Mita Industrial Co. Ltd.
Moses R. L.
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