Innovative Ink Cartridge Technology Epson cartridges are more than just plastic containers filled with ink. Each cartridge contains a great deal of technology, including SmartValve technology that enables an even ink flow and helps you produce outstanding prints. Epson Intellidge Technology You don't want to run out of ink while working on that important project or printing your favorite photos. The Intellidge chip from Epson lets you know when your printer/all-in-one is running low on ink, before you run out. Epson's Ink Quality Control Epson manufactures its inks in 'clean rooms' in compliance with the highest standards to ensure that Epson inks deliver reliable, smudge and fade resistant, quality output.