Graphics Properties Holdings (GPH) filed nine separate suits against Amazon, Barnes & Noble, Dell, Google, HP, Huawei, Lenovo, Pantech, and ZTE, alleging that the defendants’ mobile phones, tablets, set-top boxes, and computer monitors infringe one or four patents (depending on the defendant) related to graphics display technology. The patents-in-suit originated from bankrupt entity, Silicon Graphics.  GPH has filed 30 district court suits since November 2010.   11/5, District of Delaware, no judge yet assigned, 1:2012cv01390; 1:2012cv01392; 1:2012cv01393; 1:2012cv01394; 1:2012cv01395; 1:2012cv01396; 1:2012cv01397; 1:2012cv01398; 1:2012cv01399.