ALEXANDRIA, Va., March 12 -- United States Patent no. 12,245,993, issued on March 11, was assigned to Xiamen Kingdomway Biotech. Co. Ltd. (Fujian, China) and Xiamen Kingdomway Group Co. (Fujian, China).

"Vitamin K2 microcapsule, preparation method thereof and use thereof in manufacture of medicament for preventing or treating cardiovascular and cerebrovascular diseases" was invented by Xuerui Wang (Fujian, China), Jinhong Liu (Fujian, China), Wenji Wang (Fujian, China), Murong Lin (Fujian, China) and Chuquan Wei (Fujian, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure pertains to the technical field of vitamin K2, and relates to a vitamin K2 microcapsule, a preparation method ther...