ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,492,330, issued on Dec. 9, was assigned to YOSHINO GYPSUM Co. LTD. (Tokyo).

"Latent heat storage gypsum board and partition structure" was invented by Katsumi Niimi (Tokyo), Yosuke Sato (Tokyo) and Daisuke Naito (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "A latent heat storage gypsum plate includes: a gypsum plate having a first main face and a second main face located on an opposite side of the gypsum plate from the first main face; and a latent heat storage layer disposed over at least part of the first main face of the gypsum plate and including a latent heat storage material and a binder. A heat storage capacity of the latent heat storage g...