Patent ID: 7998320

Claim:
A method of making a coated article including a coating supported by a glass substrate, the method comprising: providing a glass substrate; sputtering a coating on the glass substrate, the coating comprising at least the following layers on the glass substrate: a layer comprising zinc oxide; a layer comprising silver over and contacting the layer comprising zinc oxide; and a layer comprising nickel chromium oxide over and contacting the layer comprising silver, wherein the layer comprising nickel chromium oxide is sputter-deposited in an atmosphere comprising oxygen gas so as to be oxidized throughout its thickness as deposited; a dielectric layer provided over at least the layer comprising nickel chromium oxide; another layer comprising zinc oxide; another layer comprising silver located over and contacting the another layer comprising zinc oxide; wherein there are no more than two layers comprising silver in the coating; and at least one dielectric layer provided over the another layer comprising silver; and wherein the coating has a sheet resistance (R s ) of no greater than 5.0 ohms/square, and the coated article has a visible transmission of at least 70%.