ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,855, issued on Oct. 20, was assigned to Thermo Finnigan LLC (San Jose, Calif.).

"Automatic positioning of an electrospray ionization emitter" was invented by Joshua A. Silveira (Gilroy, Calif.), Eloy R. Wouters (San Jose, Calif.) and Gary A. Schultz (Ithaca, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A position control system may obtain image data representative of one or more images that depict an inlet of a mass spectrometer and an emitter positioned near the inlet and adjust, based on the image data, a position of the emitter relative to the inlet to an optimum position that is at or near a reference position relative to the inlet."

The...