Days after Chinese aftermarket cartridge maker Ninestar announced its own patented OEM-alternative inkjet cartridges for Canon’s PGI-580/CLI-581 and PGI-280/CLI-281 series, the company’s chip arm, Apex Microelectronics, announced the availability of replacement chips for the series. In a pair of announcement on August 24 and 28, Ninestar released its alternative inkjet cartridges for Canon’s newest generation
