ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,423,291, issued on Sept. 23, was assigned to ZenPayroll Inc. (San Francisco).

"Personal information database modification and monitoring" was invented by Michael Kelly Sutton (San Francisco), Stephen Walter Hopkins (San Francisco), Matthew Charles Wilde (San Francisco), Alexander Scott Gerstein (San Francisco), Julia Hara Chin Lee (San Francisco), Michael Ryan Nierstedt (Brooklyn, N.Y.), Nicholas Giancarlo Gervasi (Walnut Creek, Calif.), Matan Zruya (San Francisco), Robert Douglas Gill Jr. (Alameda, Calif.), Bria Nicole Fincher (Oakland, Calif.), Ningjing Su (San Francisco), Ryan Kwong (San Francisco), Sheng Xiang Lei (San Bruno, Calif.) and Ketki Warudkar Duvvuru (Mountain View, Cal...