ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,424, issued on Nov. 11, was assigned to SKYBELL TECHNOLOGIES IP LLC (Irvine, Calif.).
"Doorbell communication systems and methods" was invented by Joseph Frank Scalisi (Lakeway, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Doorbells often include a button to enable visitors to ring a chime to summon building occupants. In some embodiments, doorbells include a camera to take pictures of visitors. In several embodiments, doorbells include covers that are light filters. These light filters can cover infrared light sources such as infrared light emitting diodes. The light filters can pass infrared light while blocking visible light. In several e...