At RISO, creating the best digital printing solutions is our only business Throughout our history, we have consistently delivered high quality, reliable, environmentally friendly products that meet the needs of our customers. Whether you purchase a ComColor inkjet printer, the world's fastest full-color cut-sheet inkjet printer or a RISO digital duplicator you can be assured that each product has been designed with your needs in mind. The reliable ComColor printers print up to 150 pages per minute, deliver high ink yields, use less energy and create virtually no emissions. ComColor printers are the fastest, leanest, toughest and greenest printers in the world!