ALEXANDRIA, Va., April 15 -- United States Patent no. 12,602,011, issued on April 14, was assigned to ETA SA Manufacture Horlogere Suisse (Grenchen, Switzerland).
"Timepiece comprising an external element" was invented by Sylvain Huot-Marchand (Eschert, Switzerland) and Dominique Dubugnon (Saint-Prex, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A timepiece including at least one external timepiece element including a visible face formed of at least a first opaque part and at least a second transparent or translucent part, the at least one external timepiece element including an autonomous lighting device including the following functional elements: at least one light source capable of generati...