ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,521, issued on June 17, was assigned to KVC FINANCE OU (Tallinn, Estonia).
"Porous water filled construction element" was invented by Johanna Martins (Espoo, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "A construction element of a null-energy system includes a body on which the construction element can further include a porous material compartment with porous material to store water and evaporate the stored water outwards from the porous material through a holding layer on the opposite side of the porous material compartment to the body. The null-energy system uses a construction element of null-energy system as embodied therein."
The pat...