ALEXANDRIA, Va., July 9 -- United States Patent no. 12,351,695, issued on July 8, was assigned to NITTO DENKO Corp. (Ibaraki, Japan).
"Composite material" was invented by Tetsuya Otsuka (Ibaraki, Japan), Takanobu Mimura (Ibaraki, Japan) and Tomoya Kato (Ibaraki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A composite material according to the present invention includes a solid portion including inorganic particles and a resin. The composite material has a porous structure including a plurality of voids facing a wall surface of the solid portion. At least a portion of the inorganic particles is present on a wall surface. The plurality of voids are in contact with each other directly or via the inorga...