ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,479,212, issued on Nov. 25, was assigned to Hewlett-Packard Development Co. LP (Spring, Texas).

"Identifying state of cartridge from the result of scanning the print" was invented by Jungil Seo (Seongnam Si, South Korea) and Haengnan Kim (Seongnam Si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example image forming apparatus includes a print module, a scanning module, a processor, and a memory to store at least one instruction executable by the processor. The processor is to execute the at least one instructions to obtain remaining amount information about the remaining amount of the toner or ink, control the print module to output a ...