CAMBRIDGE, UK, Dec. 11 -- Cambridge Display Technology (CDT) announced that it has acquired Pleasanton, Calif.-based Litrex Corp. from Gretag Imaging of Regensdorf, Switzerland, for an undisclosed amount. Litrex is pioneering Piezo Micro Deposition inkjet printing technology for precision manufacturing of light-emitting polymer (LEP) color displays and electronic devices. The acquisition of Litrex will allow CDT to speed inkjet technology development and to promote the commercial sale of production-grade tools for inkjet printing LEP displays, which are part of the growing organic light-emitting device market.