ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,554, issued on Aug. 19, was assigned to DAICEL Corp. (Osaka, Japan).

"Surface-modified nanodiamond, nanodiamond dispersion composition, and method for manufacturing surface-modified nanocarbon particles" was invented by Takeru Kashiwagi (Tokyo) and Hiroshi Koyama (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a surface-modified nanodiamond having excellent dispersibility in an organic solvent, or a surface-modified nanodiamond which is an intermediate for obtaining the surface-modified nanodiamond. Also, provided is a method of producing surface-modified nanocarbon particles, in which various surface-modifying groups can be introd...