ALEXANDRIA, Va., June 9 -- United States Patent no. 12,289,912, issued on April 29, was assigned to Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO ('s-Gravenhage, Netherlands).

"Semiconductor element, method of reading out a quantum dot device and system" was invented by Pieter Thijs Eendebak (Utrecht, Netherlands) and Nodar Samkharadze (Delft, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "Semiconductor element, method of reading out a quantum dot device and system. The present document relates to a semiconductor element for providing a source reservoir for a charge sensor of a quantum dot device. The element comprises a semiconductor heterostructure (2, 3, 5) includ...