ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,777, issued on Sept. 23, was assigned to NINESTAR Corp. (Zhuhai, China).
"Processing cartridge" was invented by Shuchun Dai (Zhuhai, China), Geming Ding (Zhuhai, China), Likun Zeng (Zhuhai, China), Lianjun Wu (Zhuhai, China), Qin Luo (Zhuhai, China) and Kun Li (Zhuhai, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A processing cartridge can be detachably installed in an electronic image forming device, where a protrusion capable of extending and retracting along a vertical direction is disposed inside the electronic image forming device. The processing cartridge includes a toner container and a waste toner container; and a movable element di...