ALEXANDRIA, Va., June 9 -- United States Patent no. 12,287,602, issued on April 29, was assigned to Zhuhai Ninestar Information Technology Co. Ltd (Zhuhai, China).
"Developing cartridge" was invented by Hao Yang (Zhuhai, China), Chen Cheng (Zhuhai, China), Xin Lv (Zhuhai, China), Hailong Ma (Zhuhai, China), Wenjie Zhao (Zhuhai, China), Leizhi Kuang (Zhuhai, China), Jiming Zhou (Zhuhai, China), Xinyu Wu (Zhuhai, China), Changbiao Wang (Zhuhai, China), Qingrui Zhu (Zhuhai, China), Haoli Huang (Zhuhai, China), Junyu Tao (Zhuhai, China), Tiansheng Peng (Zhuhai, China), Yuanyuan Sun (Zhuhai, China) and Caixia Chen (Zhuhai, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A developing cartridge includes: a car...