Canon, whose products include printers, copy machines, and cameras, filed a complaint against Ninestar Technology Company, Ltd., and related entities on Wednesday in the Central District of California for patent infringement claiming that the defendants infringed Canon’s patents-in-suit, which are related to toner cartridges for its printers.
The patents-in-suit are United States Patent Nos. 9,851,688 (the ’688 patent); 9,857,766 (the ’766 patent); 10,620,582 (the ’582 patent); 10,712,709 (the ’709 patent); and 10,712,710 (the ’710 patent), all of which are entitled “Electrophotographic Image Forming Apparatus, Developing Apparatus, and Coupling Member.” read more here