GRAFIHX® Heat Transfer Plates, materials, and processes are covered by one or more of the following US patents: 5,830,809; 6,245,400;6,482,520; 6,673,284;  6,841,250; 7,108,055;7,161,809; 7,166,912; 7,393,587. Japanese Patents: 3164431. Korean Patents: 10-1009500. Chinese Patents: 200890100261.9.  Other US and foreign patents granted or pending.