ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,426,238, issued on Sept. 23, was assigned to Zeno Semiconductor Inc. (Sunnyvale, Calif.).

"Method of operating semiconductor memory device with floating body transistor using silicon controlled rectifier principle" was invented by Yuniarto Widjaja (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods of operating semiconductor memory devices with floating body transistors, using a silicon controlled rectifier principle are provided, as are semiconductor memory devices for performing such operations. A method of maintaining the data state of a semiconductor dynamic random access memory cell is provided, wherein the memory cell compri...