ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,459, issued on July 8, was assigned to Korea Institute of Machinery & Materials (Daejeon, South Korea).

"Microstructure-based drug injection device and method for manufacturing the same" was invented by Jun Ho Jeong (Daejeon, South Korea), So Hee Jeon (Daejeon, South Korea), Ki Don Kim (Daejeon, South Korea), Seok Min Yoon (Daejeon, South Korea) and Joo Buom Lee (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for manufacturing a microstructure-based drug injection device according to an embodiment of the present invention includes: a forming mold preparation step for preparing a forming mold formed in a shape correspondi...