ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,344, issued on May 13.
"Transparent heating elements for polymerase chain reaction devices" was invented by Frank Leo Spangler (St. George, Utah).
According to the abstract* released by the U.S. Patent & Trademark Office: "A thermal array has a first heating element, a second, transparent heating element, a first insulator, a second insulator, and a cooling block. The transparent heating element is a layer of glass with one or more heating wires cast into, or coupled onto, the glass, or a thermo-resistive coating sputtered onto one side of the glass. The transparent heating element may further have a temperature sensor to monitor the temperature and thereby ensure that the layer ...