ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,654, issued on July 22, was assigned to BN Co. LTD. (Anyang-si, South Korea).

"Method for manufacturing spicule coated with diamond and ingredients effective for skin improvement, and diamond spicule cosmetic composition including the same" was invented by Tae Gwang Kwon (Seoul, South Korea), Moo Seong Jeon (Anyang-si, South Korea), Hong Bo Shim (Cheongju-si, South Korea), Hak Ryeol Choi (Yongin-si, South Korea) and Bong Woo Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a method for manufacturing a spicule capable of promoting percutaneous absorption of skin improvement active ingredients an...