ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,431, issued on Sept. 15, was assigned to Snaptron Inc. (Windsor, Colo.).
"Multilayer switchdome systems and methods" was invented by Jeffrey M. Hanson (Severance, Colo.), Walter Goodrich (Windsor, Colo.), Kevin N. Albertsen (Windsor, Colo.), Peter J. Standiford (Loveland, Colo.) and David P. Butler (Windsor, Colo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Multilayer switchdome systems and methods are presented that may enable improved tactile and strength properties and enhanced action. Embodiments may utilize a first layer of spring material (1) and at least a second layer of spring material (2) to form a switchdome component (4). In certain ...