Last week, Apex Microelectronics announced chips for toner cartridges used in Ricoh and Toshiba devices. On December 14, the Zhuhai-based chips and component maker announced replacement chips for the Ricoh SP 5200DN/C435DN/C2551. Ricoh announced the SP 5200DN, a high-speed (47 ppm), high-volume A4 monochrome laser printer in 2012 (see “Ricoh Debuts First High-Speed A4 Monochrome
