ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,154, issued on Sept. 16, was assigned to Kolja Kuse (Munich).

"Sandwich wall construction formed of spaced-apart slabs with insulation in-between having a high carbon content" was invented by Kolja Kuse (Munich) and Nikolas Hagemann (Boeblingen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention describes the construction of more or less thin house walls, of which the load-bearing panels are stabilized in such a way that they have an insulating middle layer, the middle layer containing carbon, which is brought in as insulation material by means of suitable binders such as cement, geopolymers, resins or foams or glass. In particula...