ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,770,809, issued on Oct. 20, was assigned to C&K Components S.A.S. (Dole, France).

"Double pole double throw switch" was invented by Fabrice Valcher (Rouvres-en-Plaine, France), Laurent Bouvier (Monnieres, France) and Robin Denat (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A double pole double throw switch including a housing containing a tactile dome disposed over movable input contacts, and an actuator disposed over the tactile dome and adapted to be engaged by a user. When the actuator is not engaged, the movable input contacts engage fixed open circuit output contacts within the housing, creating a path for electrical current to flow from...