 Riso Kagaku Corporation also manufactures the world's fastest full color cut sheet inkjet printers (as of January 2011).The ComColor inkjet printer family is the third generation of production inkjet printers following the HC5500 and HC5000 product lines.ComColor printers print at speeds up to 150 pages per minute while consuming less than 1/2 the electricity of traditional toner-based (electrophotographic) printers and copiers.