Patent Number: 8,879,961

Title: Image processing method, image processor, and image forming apparatus using same

Abstract: An image processing method for generating a halftone pattern for forming an image according to input image data includes a step of forming first and second shade patterns to be developed by first and second toners, respectively. The second toner is identical in color to the first toner and different in shade from the first toner, and the second shade pattern is shifted from the first shade pattern.

Inventors: Igawa; Hiroyuki (Kanagawa, JP)

Assignee: Ricoh Company, Ltd.

International Classification: G03G 15/01 (20060101); G03G 15/00 (20060101)

Expiration Date: 2019-11-04 0:00:00